Question # 1

In volvox asexual cell produced:

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Daughter colonies

Sperm

Egg

All

The study of hydrocarbons and their derived compounds is called

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Physical chemistry

Inorganic chemistry

Organic chemistry

Biochemistry

Sort out a compound from the following

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Air

Salt

Ice-cream

Iron

The symbol of sodium is :

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Sa

Na

Pa

Ca

_________ which occupies space and have mass.

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Matter

Atom

Molecule

All of above

The molar mass of H₂SO₄ is:

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98 g

98 amu

9.8 g

9.8 amu

H2O is what type of molecules it is:

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Manoatomic

Polyatomic

Pentaatomic

Nil

_________ can be separated by physical means.

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Mixture

Compound

Solution

Nil

There are _________ types of bonds.

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1

2

3

4

Which one of the following element is found in most abundance in the earth's crust?

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Oxygen

Aluminum

Silicon

Iron

The period of Alchemists extends from _________ AD.

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800 to 1800

600 to 1600

900 to 1900

700 to 1700

The molecular mass of water is

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16 amu

14 amu

18 amu

20 amu

____________ Metals are electronegative in nature.

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Pure-

Noble-

Non-

Nil

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Chemistry 9th Class English Medium Unit 1 Online Test MCQs With Answers

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