Question # 1

Which one of the following diseases severe diarrhea and can be fatal?

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Joundice

Cholera

Dysentery

Typhoid

Permanent hardness can be removed by using .

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Soda lime

Sodium Zeolite

Quick lime

Lime water

Which one of the following ion does not cause hardness in water?

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Ca⁺²

Mg^-2

SO^-2

Na⁺

Which gas is used to destroy harmful bacteria in water?

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Iodine

Chlorine

Flourine

Bromine

Vibrious cholera causes.

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Choleera

Dysentery

Fluorsis

Hepatitis

Which disease causes bone and tooth damage?

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Fluorosis

Hepatits

Cholera

Jaundice

Water molecule show structure.

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Tetrahedral

Trigonal

Pentagonal

All of them

The % age of drinkable water on earth is

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2.0%

0.02%

0.2%

5.0%

Some organic compound are soluble in water due to the presence of .

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-OH

H⁺

Botha a and b

Covalent bond

Water molecule has a structure:

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Ionic

Non polar

Tetrahedral

Polar

Neurological damage is caused by the poisoning of.

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Lead

Cadimium

Mercury

All of them

A sea level the boiling point of water is.

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0^oC

98^oC

100^oC

110^oC

Water has a maximum density at 4 ^oC

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12 cm^-3

2 g cm^-3

1 g cm^-3

4 gcm^-3

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10th Class Chemistry Chapter 15 Water English Medium KPK Boards Online Mcqs MCQs With Answers

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