EASY
10th CBSE
IMPORTANT
Earn 100

Does the atoms of one element change into another element during a chemical reaction?

Important Questions on Chemical Reactions and Equations

EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 1>Q 8
Explain the terms reactant and product with suitable example.
MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 1>Q 9
What happens when magnesium reacts with oxygen in air? Give a balanced equation.
MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 1>Q 10
Why should a magnesium ribbon be cleaned before burning in air?
MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 1>Q 12
What are the precautions you should follow while performing an experiment of burning a magnesium ribbon?
EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 2>Q 1
Define a precipitate.
EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 2>Q 2
What are the ways of forming the precipitate?
MEDIUM
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 2>Q 3
Give an example of a precipitate reaction.
EASY
10th CBSE
IMPORTANT
Concise Chemistry Part 2>Chapter 1 - Chemical Reactions and Equations>PAPER - PEN TEST : 2>Q 4
What happens when zinc granules react with dilute sulphuric acid?