Question # 1

Metals have .......... melting and boiling point.

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Low

High

Very low

Normal

Number of elements in short period is.

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2

8

16

32

A metal

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C

Ne

Cu

C

Hydrogen and nitogen are used for teh manufacturing of.

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Benaspati ghee

Oxygen cylinder

Hydrogen flame

Urea

Atomic number of th eelement of fourth position in second period.

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4

5

6

7

An atom containing two electrons.

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Be

Li

H

He

An alkali metal

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F

Be

Al

Na

6th period in periodic table contains elements.

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2

8

16

32

Na is symbol of.

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Neon

Nitrogen

Sodium

None of these

Mg belong to the period of the Periodic Table.

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1st

2nd

3rd

4th

An element of the third period is the periodic table.

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Li

He

P

H

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Science 8th Class Urdu Medium Chapter 5 Online Test MCQs With Answers

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