Question # 1

Which disease cause when humans use water of industrial effuents.

Choose an answer

Cancer

Asthma

Jaundica

Cholera

When the magnitude of Kc is very small it indicates.

Choose an answer

Equilibrium will never establish

All reactants will be converted to products.

Reaction will go to completion

The amount of products is negligible

Which contains sufficient amount of metal?

Choose an answer

Mineral

Ores

Rocks

Soil

Which one of the following is not a greenhouse Effect?

Choose an answer

Increasing atmosphere temperature.

Increasing food chains

increasing flood risks

Increasing sea-level

Which of the following is a poisonous gas.

Choose an answer

Oxygen

Ozone

Nitrogen

Carbon dioxide

When bones are heated they give.

Choose an answer

Starch

Gelatin

Fats

Oils

Thousand of amino acids polymerize to form.

Choose an answer

Carbohydrates

Proteins

Lipids

Vitamins

In shoe polished, which chemical is used.

Choose an answer

Ethanol

Methanol

Carbon black

Formaldehyde

How many % age of nitrogen present in air by volume?

Choose an answer

70%

75%

78%

80%

Coal is blackish complex mixture of compounds of

Choose an answer

Carbon

Hydrogen

oxygen

All

About 99% atmosphere's lies within:

Choose an answer

30 kilometre

35 kilometre

15kilometre

11 kilometre

Which one is Lewis Acid?

Choose an answer

BF₃

AICI₃

FeCl₃

All of these

By which process alkenes are prepared from alcohols:

Choose an answer

Dehelogenation

Dehydrogenation

Dehydration

Dehydro-halogenation

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