Question # 1

Gooch crucible is used for the filtration of precipitates having

Choose an answer

High Solubility

High concentration

High ignition temperature

Low Temperature

During the folding of filter paper the apex form angle of about

Choose an answer

80°

60°

180°

90°

The symbol of the element whose atoms have the outer most electronic configuration 2s²sp³is

Choose an answer

N

Li

P

Na

Ascorbic acid is chemical name of

Choose an answer

Vitamin D

Vitamin A

Vitamin C

Vitamin B6

The following has zero valency

Choose an answer

Na

Be

Al

Kr

Which of the following nitrogen fertilizer contain more nitrogen

Choose an answer

NaNO₃

KNO₃

NH₄NO₃

Urea

Water (H_2O) is liquid while hydrogen sulphide (H₂S) is a gas because

Choose an answer

Water has higher molecular weight

Hydrogen sulphide is a weak acid

Sulphure has high electronegativity than oxygen

Water molecules associate through hydrogen

A cell constant is generally found by measuring the conductivity of aqueous solution of

Choose an answer

BaCl₂

KCl

NaCl

MgCl₂

The number of electrons in the M shell of the element with atomic number 24 is

Choose an answer

24

12

13

8

The freezing point of 1 molal NaCl solution assuming NaCl to be 100% dissociated in water in

Choose an answer

-1.86°C

-3.72°C

+1.86°C

+3.72°C

Which of the following species participate in sulphonation of benzene ring?

Choose an answer

H₂SO₄

HSO^-₃

SO₃

SO^-₂

Inter molecular forces in solid hydrogen are

Choose an answer

Covalent forces

Van der Waal forces or London dispersion forces

Hydrogen bonds

All of these.

Wt. of 112 ml of oxygen at NTP on liquification would be

Choose an answer

0.32 g

0.64 g

0.16 g

0.96 g

Which of the following halogens does not form its oxyacids?

Choose an answer

F

Cl

Br

I

The structure of XeF6

Choose an answer

Distorted octahedral

Pyramidal

Tetrahedral

None of the above

The treatment of benzene with isobutene in the presence of sulphuric acid give

Choose an answer

isobutyl benzene

tert-Butyl benzene

n- Butyl benzene

no reaction

More Classes

Other Links

NAT II Physical Science Chemistry MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer