EASY
10th CBSE
IMPORTANT
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Regarding balanced chemical equation which one of the following is incorrect?

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Important Questions on Chemical Reactions and Equations

EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 5
Which one of the following processes involve chemical reactions?
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 1
What do you understand by the term chemical equation?
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 2
What do you understand by the term balanced chemical equation?
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 3
Why should a magnesium ribbon be cleaned before burning it in air?
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 4
Write a balanced equation for the word equation given below.
Ammonia gas reacts with oxygen in the presence of platinum at 900°C to form nitric oxide gas and steam.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 5
Balance the following equation:
PbNO32+Heat→PbOs+NO2g+O2(g)
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 1
An unbalanced chemical equation is no equation. Explain the Statement.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 1 - Chemical Reactions and Equations>EXERCISE 1A>Q 1
What do you understand by the following terms used in a chemical equation :
(a) Reactants and (b) Products?