facebook
favorite button
member since icon
Since December 2024
Instructor since December 2024
التفاعلات الكيميائية: الرموز والصيغ الكيميائية واهميتها
course price icon
From 2.18 € /h
arrow icon
تشير الصيغة الكيميائية إلى نوع وعدد الذرات فى جزئ المادة التى يرمز لها برمز معين وبالتالى نتعرف على شكل المادة سواء كانت منفردة او مركبة مع نفسها او مادة أخرى
مثال جزئ الماء يرمز لها بالرمز H2O حيث يمثل الرمز H إلى ذرة الهيدروجين والرمز O إلى ذرة الأكسجين والرقم 2 إلى عدد ذرات الهيدروجين الموجودة فى جزئ الماء
Extra information
جميع التفاعلات الكيميائية تستخدم الرموز الكيمائية لتسهيل التعبير والوصول إلى التفاعل
Location
location type icon
Online from Saudi Arabia
Age
Children (7-12 years old)
Teenagers (13-17 years old)
Student level
Beginner
Intermediate
Advanced
Duration
45 minutes
60 minutes
The class is taught in
Arabic
Skills
Availability of a typical week
(GMT -05:00)
New York
at teacher icon
Online via webcam
Mon
Tue
Wed
Thu
Fri
Sat
Sun
00-04
04-08
08-12
12-16
16-20
20-24
Similar classes
arrow icon previousarrow icon next
verified badge
Chiwila
As a dedicated tutor with extensive experience in preparing students for standardized exams such as the SAT, GMAT, and SSAT, I understand the unique challenges that each of these tests presents. My approach is comprehensive and focuses on building a strong foundation in critical areas such as Mathematics, Quantitative Reasoning, Verbal Skills, and Analytical Writing. Each program I develop is tailored to the specific requirements of the exam, ensuring that students are well-prepared and confident on test day.

Having a deep understanding of the test formats and question types allows me to provide personalized strategies that target each student's individual strengths and weaknesses. I believe that every student has a unique learning style, and my goal is to enhance their test-taking skills while improving their time management. By fostering a supportive learning environment, I aim to boost students' confidence and empower them to achieve top scores.

My tutoring sessions incorporate a variety of effective methods, including real exam questions and timed practice tests. This hands-on approach allows students to familiarize themselves with the types of questions they will encounter, making the actual exam feel less daunting. I teach proven techniques for tackling even the most challenging problems, ensuring that students feel equipped to handle any question that comes their way.

One of the key components of my tutoring is helping students develop effective study habits. I provide guidance on creating a structured study plan that maximizes their preparation time and aligns with their personal goals. This structured approach not only keeps students on track but also helps them build a sense of accountability, which is crucial for success.

In addition to academic preparation, I also focus on the psychological aspects of test-taking. Many students experience anxiety leading up to exams, which can affect their performance. I teach relaxation techniques and mental strategies to help manage stress, allowing students to approach their exams with a calm and focused mindset. By addressing both the academic and emotional challenges of test preparation, I equip students with a well-rounded toolkit for success.

Feedback is an essential part of the learning process, and I make it a priority to provide constructive and actionable insights during our sessions. After each practice test, I conduct a thorough review of the results, highlighting areas for improvement while also acknowledging progress. This continuous feedback loop helps students understand their growth and keeps them motivated throughout their preparation.

My commitment to student success goes beyond just teaching content. I aim to inspire a love for learning and self-improvement in each of my students. Many of my former students have gone on to achieve their academic goals, securing places at prestigious universities and programs. Their success stories are a testament to the effectiveness of my tailored approach and the dedication I bring to each tutoring session.

If you're looking to master the SAT, GMAT, or SSAT with confidence, I invite you to book a session now. Together, we will develop a customized learning plan that suits your individual needs, ensuring that you are not only prepared to face the test but also equipped to excel and reach your highest potential. With my guidance and your commitment, we can achieve outstanding results. Let’s embark on this journey to success together!
verified badge
Michael
Expert Science & Chemistry Tutor – IGCSE | A-Level | IB | KS3
Online & In-Person Lessons Available in Madrid.

Are you looking for a dedicated, experienced, and results-driven science tutor to help you or your child excel in school or exams? Whether you're preparing for IGCSE, A-Level, IB, or Coordinated Sciences, I’m here to help you achieve your goals.

✅ Subjects Offered:

Chemistry (IGCSE, A-Level, IB, Edexcel, AQA, Cambridge)

Coordinated Sciences (Double Award)

General Science (KS3 & KS4)

Exam preparation and lab skills (Paper 3/ practical-based support)

🧪 About Me:
I’m a qualified and passionate science teacher with over 10 years of experience teaching in international schools across Spain, the UK, and the Middle East. I currently work at a leading international school in and specialise in Chemistry and Coordinated Sciences.

🌟 What You’ll Get:

Personalized 1:1 support tailored to your learning style

Exam-focused strategies to boost confidence and grades

Simplified explanations of complex topics

Friendly, patient, and engaging lessons

Help with homework, projects, revision, and lab reports

📍 Location:

Online worldwide via Zoom/Google Meet

In-person in Madrid, flexible hours available

🎯 Who is this for?

Students aiming for top grades in science and chemistry

Those who need extra support understanding key concepts

IB or A-Level students needing help with Internal Assessments or lab work

📩 Message me today to book your first lesson or ask any questions. Let’s boost your science skills and exam success together!
verified badge
Imad
محامي ذو خبرة ومقدم خدمات قانونية

مرحبا عزيزي العميل. تعرف على محترفك القانوني. أنا حاليًا محامٍ ممارس، وكاتب ماهر، وباحث عبر الإنترنت، أوفي بما وعد به بالضبط. لقد كانت مهنة المحاماة والبحث والكتابة هي شغفي منذ السنوات الأولى من مسيرتي القانونية، ومن خلال التعلم والخبرة، قمت بصقل مهاراتي بشكل كافٍ في هذه المجالات. بالإضافة إلى ذلك، أنا حاليًا أسعى للحصول على درجة الدكتوراه، وهي درجة أعتقد أنها ميزة إضافية لخبرتي. لا تتردد في تكليفي بمهمتك وتوقع الأفضل من خدماتي. شكرا لكم مقدما، وابقوا آمنين.
سأوجهك في هذا الدرس خلال عملية إجراء البحث القانوني وكتابة المستندات القانونية.

- البحث القانوني: سوف يشرح المعلم كيفية إجراء البحث القانوني، وهي مهارة حاسمة لأي شخص يعمل في المجال القانوني. يتضمن ذلك فهم كيفية استخدام قواعد البيانات القانونية، وكيفية العثور على القوانين واللوائح والسوابق القضائية وتفسيرها، وكيفية مواكبة التطورات القانونية الأخيرة. سيغطي المعلم أيضًا كيفية تحليل المشكلات القانونية وتطبيق القانون على سيناريوهات محددة.

- الكتابة القانونية: سينتقل المعلم بعد ذلك إلى الكتابة القانونية، وهي مهارة أساسية أخرى للمهنيين القانونيين. يتضمن ذلك تعلم كيفية كتابة المستندات القانونية المختلفة مثل الملخصات والمذكرات والعقود والآراء القانونية. سيقدم لك المعلم نصائح حول كيفية الكتابة بشكل واضح ومقنع، وكيفية تنظيم حججك، وكيفية الاستشهاد بالمصادر القانونية بشكل صحيح.

- تمارين عملية: طوال الدرس، سيقدم المعلم تمارين عملية لمساعدتك على تطبيق ما تعلمته. قد يتضمن ذلك البحث في مسألة قانونية معينة أو صياغة مستند قانوني.
- التعليقات والتحسين: سيقدم لك المعلم ملاحظات حول عملك، مما يساعدك على تحسين مهاراتك في البحث والكتابة القانونيين. وسوف يشيرون إلى أي مجالات ضعف ويقدمون اقتراحات للتحسين.

تم تصميم هذا الدرس لأي شخص مهتم بالقانون، سواء كنت طالب قانون، أو محترفًا قانونيًا يتطلع إلى تحسين مهاراته، أو شخصًا يفكر في العمل في القانون. فهو يوفر أساسًا متينًا في البحث القانوني والكتابة، وهما من أهم المهارات لأي محترف قانوني.
verified badge
Kelvin
Hi, Tutor Kelvin here.
Your MATHS and SCIENCE Tutor.

MATHS;
Many students fail Maths because of unsharpened analytical skills.
As an experienced Tutor, my aim is to bridge in that gap.No, student must ever be troubled with a concept that do have a solution .

Q.Why you will love Maths after the lessons?
1.I will help break down concepts to the level of your understanding.
2.I will make sure that I explain all the steps required per topic.
3.At the end of the day, I could've made sure you know and understand the requirements for each question.This will be achieved by exposing you my student to final examination papers.

NOTE; I am a straight forward Tutor who strives to bring out the best in every student on time.I am always innovative by using interactive mode of Teaching Methodology.

I use well structured notes and past papers.Once I teach my student/s a topic, I make sure the lesson is concluded by attempting Examination Questions together.
In addition, each lesson takes 1 hour (60 minutes) duration.That time , is fair enough to have had all the lesson objectives met.
I look forward to take you through in SCIENCE which comprises of:
•Chemistry
This branch mainly contains atomic structure, the periodic table, rates of reactions, oxides, electro chemistry, acids, bases and salts etc
•Physics
This branch contains matter and how energy is converted from one form to another.That means, force is included, electricity, motion, electronics, uses of metals, among others.
•Biology
This branch of science deals with living and non living things.Scope of living things; Cells, tissues,organs, systems, organisms such as trees, frogs, worms, bacteria, human beings etc
On the other hand, non living things includes; Air, Soil, Water and Sun Light

Note:
I take keen interest in providing quality lessons to all students regardless of their conditions.In addition, I make sure I use the best tactics that suits each student for effective learning.
I also apply where necessary the utmost psychological skills to each student so that i ignite the learning zeal.
That ensures meeting the need of each student so that I help bring out the best in each student.
Every student is valued 🏆 and I strive to bring out his/her best in approaching all the science based subjects
Booking me for a class guarantees excellent grades.
Once you book me, I look forward to take you through as your Tutor.
Best regards,
~Kelvin
message icon
Contact Hanan
repeat students icon
1st lesson is backed
by our
Good-fit Instructor Guarantee
Similar classes
arrow icon previousarrow icon next
verified badge
Chiwila
As a dedicated tutor with extensive experience in preparing students for standardized exams such as the SAT, GMAT, and SSAT, I understand the unique challenges that each of these tests presents. My approach is comprehensive and focuses on building a strong foundation in critical areas such as Mathematics, Quantitative Reasoning, Verbal Skills, and Analytical Writing. Each program I develop is tailored to the specific requirements of the exam, ensuring that students are well-prepared and confident on test day.

Having a deep understanding of the test formats and question types allows me to provide personalized strategies that target each student's individual strengths and weaknesses. I believe that every student has a unique learning style, and my goal is to enhance their test-taking skills while improving their time management. By fostering a supportive learning environment, I aim to boost students' confidence and empower them to achieve top scores.

My tutoring sessions incorporate a variety of effective methods, including real exam questions and timed practice tests. This hands-on approach allows students to familiarize themselves with the types of questions they will encounter, making the actual exam feel less daunting. I teach proven techniques for tackling even the most challenging problems, ensuring that students feel equipped to handle any question that comes their way.

One of the key components of my tutoring is helping students develop effective study habits. I provide guidance on creating a structured study plan that maximizes their preparation time and aligns with their personal goals. This structured approach not only keeps students on track but also helps them build a sense of accountability, which is crucial for success.

In addition to academic preparation, I also focus on the psychological aspects of test-taking. Many students experience anxiety leading up to exams, which can affect their performance. I teach relaxation techniques and mental strategies to help manage stress, allowing students to approach their exams with a calm and focused mindset. By addressing both the academic and emotional challenges of test preparation, I equip students with a well-rounded toolkit for success.

Feedback is an essential part of the learning process, and I make it a priority to provide constructive and actionable insights during our sessions. After each practice test, I conduct a thorough review of the results, highlighting areas for improvement while also acknowledging progress. This continuous feedback loop helps students understand their growth and keeps them motivated throughout their preparation.

My commitment to student success goes beyond just teaching content. I aim to inspire a love for learning and self-improvement in each of my students. Many of my former students have gone on to achieve their academic goals, securing places at prestigious universities and programs. Their success stories are a testament to the effectiveness of my tailored approach and the dedication I bring to each tutoring session.

If you're looking to master the SAT, GMAT, or SSAT with confidence, I invite you to book a session now. Together, we will develop a customized learning plan that suits your individual needs, ensuring that you are not only prepared to face the test but also equipped to excel and reach your highest potential. With my guidance and your commitment, we can achieve outstanding results. Let’s embark on this journey to success together!
verified badge
Michael
Expert Science & Chemistry Tutor – IGCSE | A-Level | IB | KS3
Online & In-Person Lessons Available in Madrid.

Are you looking for a dedicated, experienced, and results-driven science tutor to help you or your child excel in school or exams? Whether you're preparing for IGCSE, A-Level, IB, or Coordinated Sciences, I’m here to help you achieve your goals.

✅ Subjects Offered:

Chemistry (IGCSE, A-Level, IB, Edexcel, AQA, Cambridge)

Coordinated Sciences (Double Award)

General Science (KS3 & KS4)

Exam preparation and lab skills (Paper 3/ practical-based support)

🧪 About Me:
I’m a qualified and passionate science teacher with over 10 years of experience teaching in international schools across Spain, the UK, and the Middle East. I currently work at a leading international school in and specialise in Chemistry and Coordinated Sciences.

🌟 What You’ll Get:

Personalized 1:1 support tailored to your learning style

Exam-focused strategies to boost confidence and grades

Simplified explanations of complex topics

Friendly, patient, and engaging lessons

Help with homework, projects, revision, and lab reports

📍 Location:

Online worldwide via Zoom/Google Meet

In-person in Madrid, flexible hours available

🎯 Who is this for?

Students aiming for top grades in science and chemistry

Those who need extra support understanding key concepts

IB or A-Level students needing help with Internal Assessments or lab work

📩 Message me today to book your first lesson or ask any questions. Let’s boost your science skills and exam success together!
verified badge
Imad
محامي ذو خبرة ومقدم خدمات قانونية

مرحبا عزيزي العميل. تعرف على محترفك القانوني. أنا حاليًا محامٍ ممارس، وكاتب ماهر، وباحث عبر الإنترنت، أوفي بما وعد به بالضبط. لقد كانت مهنة المحاماة والبحث والكتابة هي شغفي منذ السنوات الأولى من مسيرتي القانونية، ومن خلال التعلم والخبرة، قمت بصقل مهاراتي بشكل كافٍ في هذه المجالات. بالإضافة إلى ذلك، أنا حاليًا أسعى للحصول على درجة الدكتوراه، وهي درجة أعتقد أنها ميزة إضافية لخبرتي. لا تتردد في تكليفي بمهمتك وتوقع الأفضل من خدماتي. شكرا لكم مقدما، وابقوا آمنين.
سأوجهك في هذا الدرس خلال عملية إجراء البحث القانوني وكتابة المستندات القانونية.

- البحث القانوني: سوف يشرح المعلم كيفية إجراء البحث القانوني، وهي مهارة حاسمة لأي شخص يعمل في المجال القانوني. يتضمن ذلك فهم كيفية استخدام قواعد البيانات القانونية، وكيفية العثور على القوانين واللوائح والسوابق القضائية وتفسيرها، وكيفية مواكبة التطورات القانونية الأخيرة. سيغطي المعلم أيضًا كيفية تحليل المشكلات القانونية وتطبيق القانون على سيناريوهات محددة.

- الكتابة القانونية: سينتقل المعلم بعد ذلك إلى الكتابة القانونية، وهي مهارة أساسية أخرى للمهنيين القانونيين. يتضمن ذلك تعلم كيفية كتابة المستندات القانونية المختلفة مثل الملخصات والمذكرات والعقود والآراء القانونية. سيقدم لك المعلم نصائح حول كيفية الكتابة بشكل واضح ومقنع، وكيفية تنظيم حججك، وكيفية الاستشهاد بالمصادر القانونية بشكل صحيح.

- تمارين عملية: طوال الدرس، سيقدم المعلم تمارين عملية لمساعدتك على تطبيق ما تعلمته. قد يتضمن ذلك البحث في مسألة قانونية معينة أو صياغة مستند قانوني.
- التعليقات والتحسين: سيقدم لك المعلم ملاحظات حول عملك، مما يساعدك على تحسين مهاراتك في البحث والكتابة القانونيين. وسوف يشيرون إلى أي مجالات ضعف ويقدمون اقتراحات للتحسين.

تم تصميم هذا الدرس لأي شخص مهتم بالقانون، سواء كنت طالب قانون، أو محترفًا قانونيًا يتطلع إلى تحسين مهاراته، أو شخصًا يفكر في العمل في القانون. فهو يوفر أساسًا متينًا في البحث القانوني والكتابة، وهما من أهم المهارات لأي محترف قانوني.
verified badge
Kelvin
Hi, Tutor Kelvin here.
Your MATHS and SCIENCE Tutor.

MATHS;
Many students fail Maths because of unsharpened analytical skills.
As an experienced Tutor, my aim is to bridge in that gap.No, student must ever be troubled with a concept that do have a solution .

Q.Why you will love Maths after the lessons?
1.I will help break down concepts to the level of your understanding.
2.I will make sure that I explain all the steps required per topic.
3.At the end of the day, I could've made sure you know and understand the requirements for each question.This will be achieved by exposing you my student to final examination papers.

NOTE; I am a straight forward Tutor who strives to bring out the best in every student on time.I am always innovative by using interactive mode of Teaching Methodology.

I use well structured notes and past papers.Once I teach my student/s a topic, I make sure the lesson is concluded by attempting Examination Questions together.
In addition, each lesson takes 1 hour (60 minutes) duration.That time , is fair enough to have had all the lesson objectives met.
I look forward to take you through in SCIENCE which comprises of:
•Chemistry
This branch mainly contains atomic structure, the periodic table, rates of reactions, oxides, electro chemistry, acids, bases and salts etc
•Physics
This branch contains matter and how energy is converted from one form to another.That means, force is included, electricity, motion, electronics, uses of metals, among others.
•Biology
This branch of science deals with living and non living things.Scope of living things; Cells, tissues,organs, systems, organisms such as trees, frogs, worms, bacteria, human beings etc
On the other hand, non living things includes; Air, Soil, Water and Sun Light

Note:
I take keen interest in providing quality lessons to all students regardless of their conditions.In addition, I make sure I use the best tactics that suits each student for effective learning.
I also apply where necessary the utmost psychological skills to each student so that i ignite the learning zeal.
That ensures meeting the need of each student so that I help bring out the best in each student.
Every student is valued 🏆 and I strive to bring out his/her best in approaching all the science based subjects
Booking me for a class guarantees excellent grades.
Once you book me, I look forward to take you through as your Tutor.
Best regards,
~Kelvin
Good-fit Instructor Guarantee
favorite button
message icon
Contact Hanan