Question # 1

Ammonia gas used directly as a fertilizer is injected into the soil at a depth of about

Choose an answer

Two inches

Three inches

Five inches

Six inches

Which of the following alkali metal hydroxides is the strongest base?

Choose an answer

LiOH

NaOH

KOH

CaOH

The weight of 11.2 liters of CO₂ at S.T.P. would be

Choose an answer

88 g

44 g

32 g

22 g

The relative rates of diffusion of a gas (Mol, wt. - 98) as compared to hydrogen will be

Choose an answer

1/7

1/5

1/4

1

The rate of a reaction that does not involve gases does not depend upon

Choose an answer

Pressure

Temperature

Concentration

Catalyst

Mark the smallest atom

Choose an answer

F

CI

Br

I

Portland cement is manufactured by using

Choose an answer

Limestone,clay and sand

Limestone,gypsum and sand

Limestone,gypsum and alumina

Limestone,clay and gypsum

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

The credit of discovering neutron goes to

Choose an answer

Rutherford

Langmuir

Chadwick

Austen

Which of the following is a colligative property?

Choose an answer

Melting point

Osmotic pressure

Freezing point

Sublimation temperature

Hydrogen chloride molecule contains

Choose an answer

Covalent bond

Double bond

Co-ordinate bond

Electrovalent bond

Addition of iron fillings to CuSO₄solution caused precipitation of Cu owing to the

Choose an answer

Reduction of Cu²⁺

Oxidation of Cu²⁺

Reduction of Fe

Reduction of Fe³⁺

The disaccharide present in milk is

Choose an answer

Sucrose

Maltose

Lactose

Cellobiose

On heating acetaldehyde with ammonical silver nitrate solution, we get

Choose an answer

CH₃OH

Silver acetate

HCHO

Silver mirror

If the solvent is inflammable for heating purpose we use

Choose an answer

Ice bath

Water bath

Wire gauze

Thermostat

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

Choose an answer

24

12

13

8

The most reactive compound for electrophilic nitration will be

Choose an answer

Benzyl chloride

Benzoic acid

Nitrobenzene

Chlorobenzene

The reaction/method that does not give an alkane is

Choose an answer

Catalytic hydrogenation of alkanes

Wurtz reaction

Hydrolysis of alkyl magnesium bromide

Dehydrohalogenation of an alkyl halide.

Ascorbic acid is chemical name of

Choose an answer

Vitamin D

Vitamin A

Vitamin C

Vitamin B6

Acetylene gives

Choose an answer

White ppt. with ammonical AgNO₃and red ppt. with ammonical Cu(NO₃)₂

White ppt. with ammonical AgNo_{3 and red ppt. with ammonical}Cu₂Cl₂

White ppt. with both

Red ppt. with both

Which one is the property of an ideal solvent?

Choose an answer

Should be expensive

It should react chemically with the solute

Impurities should crystallize along with the solute

Should be safe to use

1-Chloropropane has two isomers. It is an example of

Choose an answer

Chain isomerism

Position isomerism

Function group isomerism

Meramerism

More Classes

Other Links

Chemistry General Science Test Hard Mode 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

Choose an answer

Choose an answer

Choose an answer

Choose an answer