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CR
Question Practice

In the reaction 2H2 + O2 → 2H2O, what is the role of the coefficients?

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MCQ_SA
CBSE
Class 10
Science
Science
Chemical Reactions and Equations
Question Bank

In the reaction 2H2 + O2 → 2H2...

Single Answer MCQ
Q-00004425

In the reaction 2H2 + O2 → 2H2O, what is the role of the coefficients?

1

They denote the temperature

2

They represent the physical states

3

They balance the number of atoms

4

They indicate the color change

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