atoms and molecules class 9 mcq
Choose the odd molecule
1) Argon molecule
2) Chlorine molecule
3) Oxygen molecule
4) Fluorine molecule
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When the particles of a substance contain only one type of atoms, the substance is called
1) Element
2) Compound
3) Molecule
4) None
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Matter consists of indivisible particles called
1) Molecules
2) Compounds
3) Elements
4) Atoms
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Argon is
1) monoatomic
2) diatomic
3) triatomic
4) polyatomic
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