Elements, compounds, substances, Metals and Non-Metals Mcq

Posted on Jun 9, 2022 10:12 PM - 2 years ago

Elements, compounds, substances, Metals and Non-Metals mcq questions and answers for competitive exams UPSC SSC , SSC CGL, SSC CHSL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online

Which one of the following metal reacts vigorously with oxygen and water?

Sodium

Calcium

Potassium

Magnesium

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How many nonmetals are in gaseous state?

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Which material show shiny appearance?

Coal

Carbon

Sulphur

Aluminium

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All materials shown property of malleability expect

Iron

Silver

Graphite

Aluminium

There are nonmetals.

Metallic oxides are

Neutral

Basic in nature

Acidic is nature

Either acidic or basic

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Copper wire is an example of

an alloy

a mixture

an element

a compound

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Which one of the following gas burns with the ' pop ' sound?

Oxygen

Chlorine

Hydrogen

Hydrogen sulphide

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Which one of the following are very reactive non metals

Carbon

Sodium

Potassium

Phosphorous

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10.

Aluminium foil used for wrapping

Wires

Food

Plastic

Clothes

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11.

A compound is a

pure substance

substance with varying boiling points

a substance with varying melting points

an impure substance due to various elements

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12.

Material is largely composed of

atoms

metals

organic matter

all of these

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13.

On burning metals react with oxygen to produce

Metal oxide

Metal chloride

Metal sulphate

Metal hydroxide

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14.

Copper sulphate (CuSO4) possesses

Red colour

Blue colour

Green colour

Yellow colour

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15.

Which non-metal catches fire if the exposed to air

Sodium

Calcium

Uranium

Phosphorous

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Elements, compounds, substances, Metals and Non-Metals Mcq