Question # 1

The arrangement ABC, ABC .... is referred as

Choose an answer

cubic close packing

octahedral close packing

hexagonal close packing

tetrahedral close packing

Which of the following is NOT thermoplastic

Choose an answer

PVC pipes

Plastic toys

Varnish

Both A and B

There is more deviation in the behaviour of a gas from the ideal gas equation PV = nRT

Choose an answer

At high temperature and low pressure

At low temperature and high pressure

At high temperature and high pressure

At low temperature and low pressure

Dehydrogenase is an example of

Choose an answer

ligase

oxidoreductase

lyase

hydrolase

Molar mass of repeating unit of PVC monomer is:

Choose an answer

43

53

63

73

Factors affecting quality of water:

Choose an answer

D.O

BOD

COD

a,b,c

Correct order for the reactivity ofalkyl halide in S, reactions

Choose an answer

R-I>R-F>R-CI

R-F>R-CI>R-I

R-I>R-CI>R-F

R-CI>R-I>R-F

What is not true for NH4CI

Choose an answer

It has ionic bond

It has covalent bond

It has coordinate bond

It has hydrogen bond

How much heat is absorbed by 100 g of water when its temperature decreases from 25°C to 5°C? (heat capacity is 4.2 J/gK)

Choose an answer

84,000J

2000/4.2J

-2000/4.2j

-8400J

In the body, carbohydrates are broken down into

Choose an answer

Glucose

Fatty acids

Amino acids

Nucleic acid

Which of these polymers is an addition polymer?

Choose an answer

nylon 6,6

polystyrene

terylene

epoxy resin

[Ti(H₂O)₆]⁺³ion absorbs colour:

Choose an answer

Blue

Yellow

Green

Red

Rutherford's atomic model suggests the existence of

Choose an answer

Atom

Nucleus

alpha particle

Measons

Choose an answer

Rate = k[FeCl₃] [Kl]²

Rate = k[Fe⁺³][Cl^-1] [Kl]

Rate = k[Fe⁺³] [Cl^-1][K;]

Rate = k[Kl]³[FeCl₃]°

The order of frequency of the following radiations unltraviolet, visible, infrared and microwave is

Choose an answer

Microwave > infrared > visible > ultraviolet

Visible > ultraviolet > microwave > infrared

Ultraviolet > visible > infrared > microwave

Infrared > microwave > ultraviolet > visible

Which is symmetric alkene?

Choose an answer

CH=C-CH₂

CH≡CH

CH₃-C≡C - CH₃

B and C

The trade name of polytetrafluoroethylene (PTFE) is

Choose an answer

Teflon

PVC

Terelene

Polyester

Carboxylic acid, ester, amide and amino groups are shown. Which is the correct description of these functional groups

Choose an answer

Coinage metals like Au, Pt, Ag and Cu are the least reactive metals and don't liberate H₂gas when treated with acids because

Choose an answer

These have very high positive values of reduction potentials

These have very high negative values of reduction potentials

Their ionization potentials are lowest

Their reduction potentials are close to SHE

A combination of glucose and fructose is called:

Choose an answer

Sucrose

Table sugar

a and b

Lactose

A compound X has all of the following properties: It is a liquid at room temperature and atmospheric pressure; It does not mix completely with water; It does not decolorise acidified potassium manganate

What could X be

Choose an answer

Ethane

Ethanoic acid

Ethanol

Ethyl ethanoate

The reaction of an alkyl halide with RCOOAg produces

Choose an answer

Ester

Ether

Aldehyde

Ketone

More Classes

Other Links

Chemistry General Science Test Medium 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