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Subjects
Science State Board
Class 10
Atoms and Molecules
Textbook questions

6. True or False: (If false give the correct statement)

Exercise condition:

5 m.

1. Two elements sometimes can form more than one compound.

Two elements sometimes can form more than one compound.
Two elements cannot form more than one compound.

2. Noble gases are diatomic.

Noble gases are monoatomic.
Noble gases are diatomic.

3. The gram atomic mass of an element has no unit.

The gram atomic mass of an element has no unit.
The gram atomic mass of an element has unit called gram.

4.

$1$

$mole$ of gold and silver contain the same number of atoms.

$1$ $mole$ of gold and silver contain the same number of atoms.
$1$ $mole$ of gold and silver does not contain the same number of atoms.

5. Molar mass of

$CO_2$ is

$42$

$g$ .

Molar mass of $CO_2$ is $42$ $g$ .
Molar mass of $CO_2$ is $44$ $g$ .

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