GK
GENERAL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The substances that are present before a reaction are the:
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reactants
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products
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both of these
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neither of these
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Explanation:
Detailed explanation-1: -The substances that are present at the beginning are called reactants and the substances present at the end are called products. Sometimes when reactants are put into a reaction vessel, a reaction will take place to produce products.
Detailed explanation-2: -The substances which participate in a chemical reaction, are called reactants. A chemical reaction describes the process by which atoms, the fundamental building blocks of matter, rearrange themselves to form new combinations. Reactants are raw materials that react with one another.
Detailed explanation-3: -In a chemical equation, the products are written on the left-hand side and the reactants on the right-hand side with an arrow in between. Q.
There is 1 question to complete.