Question # 1

The general formula of carbohydrate is:

Choose an answer

C2n(H2O)

CN(H2O)n

Cn(H2O)2n

C2n(H2O)n

Ethyne is oxidized by alkaline KMnO₄ then ....... hydroxyl group add to the triple bond.

Choose an answer

Two

Three

Four

Five

_______ is the king of chemicals.

Choose an answer

Hydrochloric acid

Nitric Acid

Sulphuric acid

Phosphoric acid

Sindh alkalies limited was established near Karachi in.

Choose an answer

1965

1966

1970

2000

The formula of ozone is.

Choose an answer

O₂

O₃

O

CO

In laboratory urea was prepared by

Choose an answer

Wohler

Rutherford

Berzelius

Dalton

Natural source of citric acid is:

Choose an answer

Rancid butter

Fats

Lemon

Sour milk

Which of the following thing is a lewis base?

Choose an answer

NH₃

BF₃

H⁺

AlCl₃

The end product of oxidation of acetylene is.

Choose an answer

Propen glycol

Ethan glycol

Glyoxal

Oxalic acid

Temporary hardness in water can he removed by.

Choose an answer

Boiling Method

Using washing soda

Using sodium zeolite

All of them

Condensed formula of ethane is

Choose an answer

C₃Cl₈

C₂Cl₆

H₃CCH₃

None of these

Which colour of HI is ?

Choose an answer

Orange

Purple

Red

Colourless

What is pOH of 0.01 M solution of KOH?

Choose an answer

3

11

2

4

More Classes

Other Links

Chemistry 10th 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