Question # 1

Number of protons+ neutrons is :

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Atomic mass

Mass numbers

Both

Nil

In volvox asexual cell produced:

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Daughter colonies

Sperm

Egg

All

Which one is largest?

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Exo

Peta

Atto

Pico

The molar mass of H₂SO₄ is:

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98 g

98 amu

9.8 g

9.8 amu

All chemists invented all except:

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Beakers

Spirit lamp

Funnels

Retorts

Sort out a compound from the following

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Air

Salt

Ice-cream

Iron

A _________ is a pure substance is made up of two or more elements.

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Mixture

Elements

Solution

Compound

positive ion hare formed by _________ of electrons.

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Gain

Loss

Sharing

Bonding

Amadeo Avogadro was a _______________ scientist.

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Italian

English

Greek

Russian

The number of proton in an atom is called _________ number.

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Molecule

Formula

Atomic

Molar

The formula of benzene is _________

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C6H6O3

C6H6

C12H22

Nil

___________ is a pure substance that can be broken down.

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Matter

Element

Mass

Mixture

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

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