Which of the following are the chemical methods of purifying water at home?
(a) Boiling and use of electric water filters
(b) Addition of chemical tablets and use of electric water filters
(c) Boiling and addition of chemical tablets
(d) Boiling and distillation

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Solution

(b) Addition of chemical tablets and use of electric water filters.
Water at home can be purified by chemical methods such as addition of chemical tablets and using electric water filters.

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Which of the following are the chemical methods of purifying water at home? (a) Boiling and use of electric water filters (b) Addition of chemical tablets and use of electric water filters (c) Boiling and addition of chemical tablets (d) Boiling and distillation

(b) Addition of chemical tablets and use of electric water filters. Water at home can be purified by chemical methods such as addition of chemical tablets and using electric water filters.

Which of the following are the chemical methods of purifying water at home?
(a) Boiling and use of electric water filters
(b) Addition of chemical tablets and use of electric water filters
(c) Boiling and addition of chemical tablets
(d) Boiling and distillation

(b) Addition of chemical tablets and use of electric water filters.
Water at home can be purified by chemical methods such as addition of chemical tablets and using electric water filters.