Free Printable ATOMS AND MOLECULES

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ATOMS AND MOLECULES

Total questions: 11

Worksheet time: 6mins

Name

Class

Date

Modern day of chemical symbols follow whose rules?

IUPAC(International union for pure and applied chemistry)

Dalton

Berzelius

None of these

1m = ___ nm

$10^9$

$10^{-9}$

I am a person who can exists independently and capable of showing all the properties of that substance. What am i?

4 lines

B + B ------> $B_2$

Molecule of an element

Molecule of a compound

State the atomicity of $s_8$

Diatomic

Monoatomic

Polyatomic

Tetraatomic

Molar mass of C2H6 = ?

Given (C=12g ; H=1g)

30g

15g

32g

Mole can be represented through ______ and ______

mass and number of particles

mass and atomic mass

molecular mass and Atomic mass

Atomic mass represented in grams is called as ______

Gram atomic mass(GAM)

Gram molecular mass (GMM)

Molar mass

The AVAGADRO NUMBER( $N_A$ ) is _____

6.022 X 10^23

6.022 X 10^22

6.022 X 10^20

10.

1 MOLE OF ANY SUBSTANCE = __________ OF THE SUBSTANCE

Atomic/Molecular mass in grams

Atomic/ Molecular mass in amu

11.

"n" and "m" in a numerical indicates

number of moles and Molar mass

Number of moles and given mass

Mass and number of moles

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ATOMS AND MOLECULES

Total questions: 11

Worksheet time: 6mins

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