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Classification of Materials

Description: Classification of Materials
Number of Questions: 15
Created by:
Tags: 5051ss Sorting Materials into Groups
Attempted 0/15 Correct 0 Score 0

Which of the following will have a lustrous appearance?

  1. Coal

  2. Wood

  3. Zinc

  4. Sulphur

  5. Wax


Correct Option: C
Explanation:

Metals are lustrous and so zinc will have a lustrous appearance.

Which is the hardest substance known?

  1. Diamond

  2. Iron

  3. Gold

  4. Silver

  5. Platinum


Correct Option: A
Explanation:

Diamond is the hardest substance known.

Which of the following is a translucent object?

  1. Coal

  2. Wood

  3. Muslin cloth

  4. Sulphur

  5. Wax


Correct Option: C
Explanation:

Muslin cloth is a translucent object, i.e. partial light can pass through it.

Which of the following materials can be drawn into wires? Iron, gold, copper

  1. Only iron

  2. Only copper

  3. Only gold

  4. Iron and copper

  5. All of the above


Correct Option: E
Explanation:

All, iron, gold and copper can be drawn into wires.

Which of the following is a non-volatile compound?

  1. Acetone

  2. Benzene

  3. Chloroform

  4. Glycerol

  5. Ethanol


Correct Option: D
Explanation:

Glycerol is a non-volatile compound.

Which of the following cannot be used for making thin sheets?

  1. Iron

  2. Carbon

  3. Copper

  4. Gold

  5. Silver


Correct Option: B
Explanation:

Carbon cannot be used for making thin sheets as it is non-malleable.

The density of heavy materials is

  1. high

  2. low

  3. very low

  4. zero

  5. infinite


Correct Option: A
Explanation:

The density of the heavy material is high.

Which of the following is GENERALLY not a property of metals?

  1. Malleability

  2. Ductility

  3. Lustrous

  4. Hardness

  5. Volatility


Correct Option: E
Explanation:

Metals are generally non-volatile.

Which of the following does not dissolve in water?

  1. Lime juice

  2. Sand

  3. Vinegar

  4. Acetic acid

  5. Soda lime


Correct Option: B
Explanation:

Sand is insoluble in water.

Which of the following metals does not possess the property of magnetism?

  1. Iron

  2. Nickel

  3. Cobalt

  4. Silver

  5. Manganese


Correct Option: D
Explanation:

Silver does not possess the property of magnetism.

All man-made materials are essentially

  1. non-living

  2. brittle

  3. Malleable

  4. Ductile

  5. Lustrous


Correct Option: A
Explanation:

All man-made materials are essentially non-living.

Ice floats on water because its density is _____________.

  1. higher than water

  2. much higher than water

  3. lower than water

  4. equal to water

  5. zero


Correct Option: C
Explanation:

Ice floats on water because its density is lower than water.

Which of the following pairs is incorrect?

  1. Iron - Ductile

  2. Copper - Malleable

  3. Glass - Brittle

  4. Sulphur - Lustrous

  5. Iron - Magnetic


Correct Option: D
Explanation:

This pair is incorrect as sulphur is not lustrous in nature, i.e. it is not shiny in nature.

Which of the following always float(s) on the surface of water?

  1. Only wax

  2. Only oil

  3. Only ice

  4. All wax, ice and oil

  5. Only ice and oil


Correct Option: D
Explanation:

All wax, ice and oil always float on the surface of water.

Which of the following is a man-made material?

  1. Salt

  2. Ceramic

  3. Clay

  4. Sand

  5. Coal


Correct Option: B
Explanation:

Ceramic is a man-made material.

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