Question # 1

Which pair of molecule have Debye forces in them

Choose an answer

Ar and Ar

Argon and water

Na+ ions and water

water and water

Equal masses of methane and oxygen are mixed in an empty container at 25 ^oC. The fraction of total pressure exerted by oxygen is.

Choose an answer

1/3

8/9

1/9

16/17

The effect of temperature on equilibrium was studied by

Choose an answer

Lewis

Van der wall

Arrhenius

Vant hoff

What is oxidation state of chlorine in Ca(ClO3)2

Choose an answer

+1

+3

+5

+7

The drying agent used in a desiccator.

Choose an answer

Agcl

NH4Cl

P2O5

AlCl3

In which of the following changes, nitrogen in reduced.

Choose an answer

NH3 to NO

NH3 to NO3

N2 to NH3

N-3 to N2

A molecule has two ions pairs and two bond pairs around the central atom. The shape of molecule is.

Choose an answer

Linear

Pyramidal

Angular

Tetrahedral

Which one of the following salts dissolved in water to form a solution with a pH greater than 7

Choose an answer

NaCl

CuSO4

Na2CO3

NH4Cl

Which particle have greater wave nature.

Choose an answer

Electron

Proton

Neutron

a particles

pH of rain water.

Choose an answer

7

Slightly basic

slightly acidic

Highly basic

The net heat change in a chemical reaction is same whether it is brought about in two or more different ways in one or several steps. It is knnown as

Choose an answer

Henry's law

Hess's law

Joule's principle

Law of combustion

When one mole of each of the following is completely burned in oxygen, which gives the largest mass of carbon dioxide.

Choose an answer

Diamond

C2H6

Methane

CO2

The iodine present in water can be separated by which one of the following techniques

Choose an answer

Sublimation

Chromatography

Filtration

Solvent extraction

A solution of glucose is 10% The volume in which 1 g mole of it dissolved will be.

Choose an answer

1 dm3

1.8 dm3

900 cm3

200 cm3

In order to mention the oiling point of water at 110 ^oC, the external pressure should be.

Choose an answer

Between 760 torr and 1200 torr

Between 200 torr and 760 torr

765 torr

Any value of pressure

Which one of the following molecule have angle of 120 ^o

Choose an answer

Be Cl2

BF3

CH4

NH3

NH₃shows a maximum boiling point among the hydrides of V-A group elements due to

Choose an answer

Very small size of nitrogen

Lone pair electrons present on Nitrogen

Enhanced electronegative character of Nitrogen

Pyramidla structure of NH₃

When a reaction occurs in many steps than the slowest step is.

Choose an answer

Mechanism step

Rate determining step

enthalpy determining step

None of the above

More Classes

Other Links

Chemistry Fsc Part 1 Online Test 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

Choose an answer

Choose an answer