Question Paper
Class / Subject: Class 7 (ICSE) · Science
Chapter: Chapter 12 — Chapter 12: The Language of Chemistry
Time Allowed: 32 minutes
Max Marks: 16
1. What is a chemical symbol? [1]
(A) A universal shorthand for an element
(B) A type of formula only
(C) A type of equation only
(D) Nothing specific
2. What is the symbol for oxygen? [1]
(A) O
(B) H
(C) Na
(D) Fe
3. What does a chemical formula show? [1]
(A) Elements and their ratio in a compound
(B) Only the name of a compound
(C) Only the colour
(D) Nothing useful
4. What does H2O represent? [1]
(A) Water
(B) Oxygen gas
(C) Hydrogen gas
(D) Salt
5. What does a chemical equation show? [1]
(A) Reactants forming products
(B) Only reactants
(C) Only products
(D) Neither reactants nor products
6. Where are reactants shown in an equation? [1]
(A) On the left side
(B) On the right side
(C) In the middle
(D) Nowhere specific
7. Where are products shown in an equation? [1]
(A) On the right side
(B) On the left side
(C) In the middle
(D) Nowhere specific
8. Why is this chemical language useful? [1]
(A) It enables clear global communication
(B) No reason
(C) It's not useful
(D) Only for tests
9. What is a chemical symbol? [1]
(A) A universal shorthand for an element
(B) A type of formula only
(C) A type of equation only
(D) Nothing specific
10. What is the symbol for oxygen? [1]
(A) O
(B) H
(C) Na
(D) Fe
11. What does a chemical formula show? [1]
(A) Elements and their ratio in a compound
(B) Only the name of a compound
(C) Only the colour
(D) Nothing useful
12. What does H2O represent? [1]
(A) Water
(B) Oxygen gas
(C) Hydrogen gas
(D) Salt
13. What does a chemical equation show? [1]
(A) Reactants forming products
(B) Only reactants
(C) Only products
(D) Neither reactants nor products
14. Where are reactants shown in an equation? [1]
(A) On the left side
(B) On the right side
(C) In the middle
(D) Nowhere specific
15. Where are products shown in an equation? [1]
(A) On the right side
(B) On the left side
(C) In the middle
(D) Nowhere specific
16. Why is this chemical language useful? [1]
(A) It enables clear global communication
(B) No reason
(C) It's not useful
(D) Only for tests