Question

b. What do you understand by the reactants and products in a chemical change? Write one chemical reaction and name the reactants and products in it .
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Answer 1

Answer:

n a chemical reaction, substances (elements and/or compounds) called reactants are changed into other substances (compounds and/or elements) called products. You can't change one element into another in a chemical reaction — that happens in nuclear reactions.

Explanation:

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Answer 2

Answer:

The substances which take part in reaction are called products and are on the left side of equation.

The substances which are formed in chemical reaction are called products and are present on right hand side of equation.

For example:

2Cu + O2 when heated gives 2CuO

in the above equation Cu and O2 are reactants and CuO is product.