Potassium Permanganate is used for purifying drinking water, because.

Potassium Permanganate is used for purifying drinking water, because ----.

A

it dissolves the impurities of water

B

it is a reducing agent

C

it is a sterilising agent

D

it is an oxidising agent

Potassium Permanganate is used for purifying drinking water, because________

A

It is a reducing agent

B

It is an oxidising agent

C

It is a sterilising agent

D

It dissolves the impurities of water

In chemical terms, what are alums used for purifying water for drinking purposes ?

A

Hydrated chlorides

B

Double nitrate

C

Double sulphates

D

Nitrates of aluminium

Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate

A

Is prone to thermal decomposition

B

Has high water solubility and is unstable

C

Is soluble in ammonium chloride and potassium chloride solution

D

All of the above

Surface water is a better source of drinking water because it is poor in

A

Dust

B

Bacteria

C

Arsenic

D

Algae

Excessive loss of potassium is undesirable because it may produce

A

Intestinal stasis

B

Cardiac arrest

C

Intestinal ulceration

D

Intestinal haemorrhage

E

Decreased response to cardiac glycosides

A linon was drinking water from a brook. ____ a lamb was also taking water from the downstream of the same brook.

A

While

B

At the same time

C

Hence

D

On the contarary

Which of the following is used for disinfecting drinking water?

A

Baking powder

B

Bleaching powder

C

Washing soda

D

Baking soda

Bleaching powder is used in drinking water as a/an

A

Disinfectant

B

Antibiotic

C

Antiseptic

D

Coagulant

A good number of people are attacked with diarrhoea by drinking 'contaminated' water .

A

hygienic

B

poisonous

C

hybrid

D

unhygienic

Potassium Permanganate is used for purifying drinking water, because.

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