Answer available
Class 9 · Chemistry · Chemical Changes and Reactions
Name four types of chemical reaction and give one equation for each.
3 marksMediumStructured
Class 9 · ICSE · Chemistry
Chemical Changes and Reactions
Types of chemical change and the conditions that bring reactions about.
- Questions
- 7
- PYQs
- 0
- Topics
- 0
Syllabus mapping: ICSE syllabus (CISCE)
Questions
7 questions in this chapter.
- Answer available
Class 9 · Chemistry · Chemical Changes and Reactions
What is a catalyst? Give one example with the reaction it catalyses.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Chemical Changes and Reactions
Distinguish between an exothermic and an endothermic reaction, with one example of each.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Chemical Changes and Reactions
What is a reversible reaction? Give one example and state how it is written.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Chemical Changes and Reactions
State three differences between a physical and a chemical change.
2 marksEasyShort answer
- Answer available
Class 9 · Chemistry · Chemical Changes and Reactions
Name four conditions that may be necessary to bring about a chemical change.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Chemical Changes and Reactions
State two differences between a physical change and a chemical change.
2 marksEasyShort answer