Question # 1

Water (H2O) is liquid while hydrogen sulphide (H₂S) is a gas because

Choose an answer

Water has higher molecular weight

Hydrogen sulphide is a weak acid

Sulphur has high electronegativity than oxygen

Water molecules associate through hydrogen bonding.

Chile salt petre is

Choose an answer

NaNO₃

Na₂SO₄

KNO₃

Na₂S₂O₃

Pollutant of automobile exhausts that affects nervous system/produces mental diseases is

Choose an answer

Mercury

Lead

Nitrogen oxide

Sulphur oxide

When pressure is applied to the equilibrium system Ice Water Which of the following phenomenon will happen?

Choose an answer

More ice will be formed

Water will evaporate

More water will be formed

Equilibrium will not be formed

Hydrogen chloride molecule contains

Choose an answer

Covalent bond

Double bond

Co-ordinate bond

Electrovalent bond

Which of the following pairs are chemically dissimilar?

Choose an answer

Na and K

Ba and Sr

Zr and Hf

Ca and Zn

The spectrum of helium is expected to be similar to that of

Choose an answer

H

Li⁺

Na

He⁺

The osmotic pressure of solution increases if

Choose an answer

Temperature is decreased

Solution constant is increased

Number of solute molecules are increased

Volume is increased

Which of the following compounds has the lowest anion to cation size ratio?

Choose an answer

LiF

NaF

CsI

CsF

More Classes

Other Links

NAT I Medical 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