Question # 1

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

Formic acid is obtained when

Choose an answer

Calcium acetate is heated with conc.H₂SO₄

Calcium formate is heated with calcium acetate

Glycerol is heated with oxalic acid

Acetaldehyde is oxidized with K₂CrO₇and H₂SO₄

Reaction of acids with alcohols is also known as

Choose an answer

Esterification

Saponification

Alkalization

None

Which of the following is acidic?

Choose an answer

SO₃

N₂O

BeO

HgO

Which of the following units represents largest amount of energy?

Choose an answer

Calorie

Joule

Erg

Electron vol.

The rate at which a substance reacts depends on its

Choose an answer

Atomic weight

Equivalent weight

Molecular weight

Active mass

The rate of a reaction can be increased in general by all the factors except by

Choose an answer

Using a catalyst

Increasing temperature

Increasing the activation energy

Increasing the conc. of reactants

The equilibrium

Cr₂O^2-₇ 2CrO²₄ is shifted to right in

Choose an answer

An acidic medium

A basic medium

A neutral medium

It does not exist

Benzene + Ozone → Y. in this sequence Y is

Choose an answer

Benzene monoozonide

Benzene diozonide

Benzene triozonide

Succinic acid

1-Chloropropane has two isomers It is an example of

Choose an answer

Chain isomerism

Position isomerism

Functional group isomerism

Metamerism

Mark the smallest atom

Choose an answer

F

CI

Br

I

More Classes

Other Links

NAT I Engineering 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