EASY
10th CBSE
IMPORTANT
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Which one of the following processes involve chemical reactions?

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Important Questions on Chemical Reactions and Equations

EASY
10th CBSE
IMPORTANT
What do you understand by the term chemical equation?
EASY
10th CBSE
IMPORTANT
What do you understand by the term balanced chemical equation?
EASY
10th CBSE
IMPORTANT
Why should a magnesium ribbon be cleaned before burning it in air?
MEDIUM
10th CBSE
IMPORTANT
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
Balance the following equation:
PbNO32+HeatPbOs+NO2g+O2(g)
MEDIUM
10th CBSE
IMPORTANT
An unbalanced chemical equation is no equation. Explain the Statement.
MEDIUM
10th CBSE
IMPORTANT
What do you understand by the following terms used in a chemical equation :
(a) Reactants and (b) Products?
MEDIUM
10th CBSE
IMPORTANT
What does the symbol (aq ) represent in chemical equation?