Question

8. Identify the error in the given statements. Circle the incorrect word and write the correct word in
the blank.

1. Reactions taking place in the presence of light are called photo reactions.

2. Water dissociates into hydrogen and oxygen on passing light through it.

3. A catalyse is a substance that changes the rate of a chemical reaction without
itself undergoing any chemical change.

4. Sodium sulphate decomposes to give sodium metal and chlorine gas.

5. The products are always written on the left-hand side in a chemical equation.​

Answer 1

Explanation:

1.Incorrect-photo reaction.

correct-photochemical reactions.

2.incorrect-light.

correct -electricity .

3.incorrect-catalyse.

correct-catalyst.

4.incorrect-sodium sulphate.

correct-sodium chloride.

5.incorrect-product.

correct-reactants.

Answer 2

ANSWER IS HERE

Explanation:

1. Reactions taking place in presence of light are called photochemical reactions.
2. Water can be split into its constituent elements into hydrogen and oxygen light through it.
3. A catalyst is a substance that changes the rate of a chemical reaction without itself undergoing any chemical change.
4. Molten sodium chloride decomposes to give sodium metal and chlorine gas.
5. The products are always written on the right hand side in a chemical equation