ICSE Class 10 Chemistry — Important Questions 2026
Most important questions for ICSE Class 10 Chemistry board exam 2026. Chapter-wise questions with marking scheme and expected topics.
Quick Summary
This page covers the most important questions for ICSE Class 10 Chemistry board exam 2026, based on previous year question papers and expected topics. Focus on these for maximum marks.
How to Use Important Questions
- Start with high-weightage chapters — focus on chapters that carry the most marks in the exam.
- Practice writing answers — don't just read; write out answers within the time limit to build speed.
- Cross-reference with syllabus — ensure every chapter is covered by checking the syllabus page.
- Revise with notes — after practising, use revision notes for quick recap before the exam.
Chapter-Wise Important Questions — 11 Chapters
Focus on high-weightage chapters first. Each chapter below lists the types of questions frequently asked in ICSE board exams.
Periodic Properties and Variations of Properties - Physical and Chemical
45 questionsWhich property of atoms increases when moving down a group in the periodic table?
The modern periodic law is based on which property of elements?
Which of the following properties generally increase across a period from left to right?
The energy required to remove the most loosely bound electron from a gaseous atom is called:
+41 more questions — practice in Super Tutor
Chemical Bonding
45 questionsWhich type of bond is formed by the complete transfer of electrons from one atom to another?
What is the electronic configuration of sodium ion (Na+) after losing one electron?
Which of the following compounds contain electrovalent bonds?
In a covalent bond, electrons are:
+41 more questions — practice in Super Tutor
Study of Acids, Bases and Salts
45 questionsWhich of the following is the correct definition of an acid?
Which of the following are properties of acids? (Select all correct answers)
What is the pH value of pure water at 25°C?
The basicity of sulphuric acid (H2SO4) is:
+41 more questions — practice in Super Tutor
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Get chapter-wise important questions with practice tests for all 11 chapters
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Where can I find ICSE Class 10 Chemistry Important Questions?
This page provides important questions for ICSE Class 10 Chemistry for the 2026 board exam. For chapter-by-chapter study help including summaries, quizzes, and flashcards, try Super Tutor.
Is ICSE Class 10 Chemistry easy to score in?
Chemistry is one of the scoring subjects in ICSE Class 10 if prepared well. Focus on understanding concepts, practising problems regularly, and revising key formulas. Most students who follow a structured study plan score above 80%.
How to prepare for ICSE Class 10 Chemistry board exam?
Start by understanding the complete syllabus. Then focus on important questions from each chapter. Use revision notes for quick review before exams. Follow a study plan that covers all chapters with dedicated revision time.
How many questions come from each chapter in ICSE Class 10 Chemistry?
The question paper distribution varies each year, but certain chapters consistently carry more marks. Check the marks distribution section above for chapter-wise weightage based on previous year patterns.
Browse Important Questions by Chapter
11 chapters available
More Chemistry Resources
ICSE Class 10
Syllabus
Complete topic list and marks distribution
Revision Notes
Key formulas, concepts, and quick revision points
Study Plan
Day-by-day preparation schedule
Flashcards
Quick-fire cards for active recall practice
Formula Sheet
Every formula you need in one place
Chapter Summary
Understand each chapter at a glance
Practice Quiz
Test yourself with interactive quizzes
Concept Maps
Visual diagrams showing how topics connect