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Science CBSE Homework Assignments
Class 9
Atoms and molecules
Atomicity of molecules
1.
Atomicity of various molecules
Task:
4
m.
Choose the correct answer
:
1
.
The number of atoms constituting a molecule is known as its __________.
Atomicity
Valance electron
None of these
Valance
2
.
The atomicity of the phosphorous molecule is __________.
Diatomic
Triatomic
Monoatomic
Tetra-atomic
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