Question

For carrying out a chemical reaction between solid reactants, the reactants are powdered. give reason

Answer 1

Answer:

An increase in the surface area of a reactant increases the rate of a reaction. Surface area is larger when a given amount of a solid is present as smaller particles. A powdered reactant has a greater surface area than the same reactant as a solid chunk.

Explanation:

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Answer 2

Answer:

Chemical reactions require varying lengths of time for completion, depending upon the characteristics of the reactants and products and the conditions under which the reaction is taking place