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Subjects
Science State Board
Class 9
Matter around us
Classification of matter
5.
Compounds and elements: choose the correct option from the given.
Exercise condition:
3
m.
Choose the correct answer:
1
.
___________ called the indivisible particles as atoms.
Robert Boyle
Dalton
Democritus
2
.
Monoatomic and diatomic molecules are __________ than triatomic molecules.
weak
less stable
more stable
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