Question # 1

Sodium metal has electrons

Choose an answer

10

11

12

14

Mixture can be separated by means of

Choose an answer

Nuclear method

Phyical medhod

Chemical Method

All of these

If the Delta H value is negative then reaction witll be

Choose an answer

Endotermic

Exothermic

May or may not be exothermic or endothermic

None of these

An element has 5 electrons in M shell. Its tomic number is.

Choose an answer

5

10

15

20

Which branch of chemistry helps to protectwater that bas been poisoned by soil.

Choose an answer

Organic chemistry

inorganic chemistry

Environmenal chemistry

Geochemistry

In a neutralization reaction between KOH and H3PO4how many molecules of KOH will react with one molecule of H3PO4

Choose an answer

1

2

3

4

The simplist form of matter

Choose an answer

Liquid

Solid

Gas

Both b and c

Nitrogen molecule contains.

Choose an answer

Polar covalent bond

Triple Covalent bond

Double covalent bond

Single covalent bond

The part of the universe that we want to focus our attention called.

Choose an answer

Surrounding

Energy

System

Both a and b

A state of matter whose properties are between those of liqids and crystalline solids.

Choose an answer

Plasma

dark matter

Liquid crystal

Supercriticl fluid

Whcih element is presnet in 2nd period.

Choose an answer

Lithium

Beryllium

Boron

All of these

Emperical Formula of Glucose is

Choose an answer

CH2O

CHO

CHO2

C2HO

When we mvoe form left to right in a period, atomic size.

Choose an answer

Increases

Decreases

First increases then decreased

None of the above

More Classes

Other Links

Chemistry 9th Class English Medium 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