Which of these following elements is used to kill germs in water to make it safer?

Oxygen

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Chlorine

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Nitrogen

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Hydrogen

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Solution

The correct option is B
Chlorine

Chlorine is usually added in small quantities to water to make is safer for consumption. It kills germs and other organisms in water since it's harmful to living organisms. This is why chlorine is a good disinfectant.

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Which non-metal is used in water purification process to make drinking water supply germ-free?

Q. Which of these following elements is used to kill germs in water to make it safer?

13. Which of the following elements is used for the purification of surface water to make it free from germs so that it can be used for drinking purpose?

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Which of these following elements is used to kill germs in water to make it safer?

The correct option is B Chlorine Chlorine is usually added in small quantities to water to make is safer for consumption. It kills germs and other organisms in water since it's harmful to living organisms. This is why chlorine is a good disinfectant.

The correct option is B
Chlorine

Chlorine is usually added in small quantities to water to make is safer for consumption. It kills germs and other organisms in water since it's harmful to living organisms. This is why chlorine is a good disinfectant.