Chemistry Practice Questions Set 6

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

For India's Top Government Exams

Email *

The polymeric fiber used as a substitute for wool in making synthetic blankets, sweaters, etc., is *

1 point

nylon

teflon

orlon

bakelite

Which one of the following is not a mixture?
*

1 point

Toothpaste

Toilet soap

Baking soda

Vinegar

Statement l: During the setting of cement, the structure has to be cooled by spraying water.
Statement ll: The constituents of cement undergo hydration during the setting of cement and it is an exothermic reaction.
*

1 point

Both the statements are individually true and Statement ll is the correct explanation of Statement l.

Both the statements are individually true but Statement ll is not the correct explanation of Statement l.

Statement l is true, but Statement ll is false.

Statement l is false, but Statement ll is true.

A woman desires to clean the surface of her gold ornaments by a chemical approach. For this, she requires to use
*

1 point

aqua-regia

concentrated H₂SO₄

concentrated NaOH

sodium thiosulphate solution

Statement l: Superphosphate of lime can be assimilated by plants.
Statement ll: Superphosphate of lime is soluble in water.
*

1 point

Both the statements are individually true and Statement ll is the correct explanation of Statement l.

Both the statements are individually true but Statement ll is not the correct explanation of Statement l.

Statement l is true, but Statement ll is false.

Statement l is false, but Statement ll is true.

The cleaning of dirty clothes by soaps and detergents is due to a type of molecule called surfactants, which are present in soaps and detergents. The surfactant molecules remove the dirt by
*

1 point

making the cloth slippery

producing some gases between the dirt and the cloth

dissolving the dirt

forming some aggregates of themselves and take away the dirt in the core of the aggregates

Which one of the following is not a periodic property i.e., does not show any trend on moving from one side to the other in the periodic table?
*

1 point

Atomic size

Valency

Radioactivity

Electronegativity

Consider the following statements regarding the properties and uses of glass wool.

l. Glass wool has tensile strength greater than steel.
ll. Glass wool is fireproof.
lll. Glass wool has high electrical conductivity and absorbs moisture.
IV. Glass wool is used to prepare fiberglass.
Which of the statements given above are correct?

1 point

l and ll

l, ll and lV

ll and lV

l, lll and lV

Which one among the following has been producing/can produce light by a chemical change?
*

1 point

Sun

Moon

Electric bulb

Lightning and thunder

Which one of the following reducing agents can also act as an oxidizing agent?
*

1 point

H₂

H₂S

SO₂

Send me a copy of my responses.

Submit

Clear form

reCAPTCHA

Privacy Terms

This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy

Forms