Question # 1

Alkyl radical is derivative of

Choose an answer

Alkane

Alkene

Alkyne

All

Which is the major effect of global warming?

Choose an answer

Increase in temperature.

Rise in sea level

Melting of glaciers

All of them

The ability of carbon atom to form chain is called.

Choose an answer

Isomerism

Catenation

resonance

Condensation

Formula of acetaldehyde is:

Choose an answer

The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as.

Choose an answer

Organic chemistry

Inorganic chemistry

Biochemistry

Nuclear chemistry

What is pOH of 0.01 M solution of HCl?

Choose an answer

1

4

12

13

When acids react with metals which gas is evolved?

Choose an answer

H₂

O₂

Cl₂

N₂

Monosaccharides are crystalline solids

Choose an answer

Grey

Crimson

Silver

White

Which is the essential sugar found in milk?

Choose an answer

Maltose

Lactose

Galactose

Starch

Specific Heat capacity of water is about.

Choose an answer

4.0 Jg^-1 K^-1

4.1 Jg^-1K^-1

4.2 Jg^-1K^-1

4.3 Jg^-1K^-1

The percentage of ocean in world water is.

Choose an answer

50%

67%

97%

25%

^{RNA consists of}

Choose an answer

Ribos

Pentose

Hexose

Trioses

Hydrogen atoms preset in pentane are.

Choose an answer

10

12

14

16

More Classes

Other Links

10th Class Chemistry English Medium KPK Boards Online Mcqs 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