MCQ Questions for CBSE Class 10 Science Chemical Reaction And Equation Introductions With Answers

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Check for the number of atoms on both sides of the equation.

Check for the number of atoms on both sides of the equation.

Think about which law the chemical equation satisfies.

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Think about the amounts of reactants and products

How would you represent oxygen molecule and what are the valencies of both oxygen and magnesium

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Think about which law the chemical equation satisfies.

Check whether this equation is balanced or not