Which of the following is correct about ozone?

It is used to disinfect water

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It is essential for breathing

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It absorbs ultraviolet rays

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It is used to disinfect water and absorb ultraviolet rays

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Solution

The correct option is D
It is used to disinfect water and absorb ultraviolet rays

Ozone is used to disinfect water and it also absorbs ultraviolet rays. Other uses of ozone are as follows:

1. Kills bacteria effectively.

2. Oxidises substances such as iron and sulphur so that they can be filtered out of the solution.

3. There are no nasty odours or residues produced from the treatment.

4. Ozone converts back into oxygen quickly and leaves no trace once it has been used.

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Similar questions

Study the following statements about ozone:

(a) It is essential for breathing of living organisms.

(b) It is used to disinfect water.

(d) Its proportion in air is about 3%.

Which of these statements are correct?

Which of the following statement about ozone is correct?

(a) It is essential for breathing.

(b) It absorbs ultraviolet rays.

(d) It is mainly responsible for global warming.

Which of the following is used for disinfecting drinking water to make it free from germs?

Which of the following is used to disinfect water?

O_{3}

C l_{2}

O_{3}

O_{2}

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