Question # 1

Hydrogenation of alkenes and alkynes may be carried out at room temperature in the presence of catalyst:

Choose an answer

Pt or Pd

Ni

Zn

Fe2O3

The freezing point of water is:

Choose an answer

10 ^oC

100^oC

0^oC

46^oC

Eggs oils and fats contain vitamin .

Choose an answer

A

B

C

D

Density of water at 4°C is:

Choose an answer

0.976 gem-3

1 gem-3

0.956 gem-3

1.1 gem-3

The region of ozone decomposition in stratosphere is.

Choose an answer

20 km

30 km

40 km

50 km

Uric acid is found in

Choose an answer

Urine

Fats

Apple

Grapes

Which gas is also known as life gas for plants.

Choose an answer

CO

CO₂

O₂

NO₂

Which one of the not metal.

Choose an answer

Copper

Carbon

chromium

Iron

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

____________ use for ripening of fruits.

Choose an answer

Ethene

Ethane

Ethyne

Propane

Incomplete combustion of alkanes produce.

Choose an answer

Carbon dixoide only

Carbon monoxide only

Carbon monoxide carbon black and water

Carbon dioxide and carbon black

What is the pOH of Ca(OH)2, 0.02 M Solution.

Choose an answer

1.698

1.397

12.31

12.61

Identify which one of the following compounds is a ketron?

Choose an answer

(CH₃)₂ CHOH

(CH₃)₂CHCl

(CH₃)₂CO

(CH₃)₂CHCl

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