Question

15. (i) Classify the given molecules into elements and compounds.


CaCO3, O3, O2, H2O, H2SO4, Ne, HCl, P4, NH3, S8, Ar, N2.

(A) Elements-

(B) compounds-


(ii) Classify the elements of 15 (A) on
the basis of atomicity into


(a) Monoatomic molecules.

(b) Diatomic molecules.

© Triatomic molecules.

(d) Tetra-atomic molecules

(e) Polyatomic molecule.


(iii) Classify the compounds of (B) on the basis of atomicity

(a) Diatomic molecules.

(b) Triatomic molecules.

© Tetra-atomic molecules.

(d) Polyatomic molecule.

​

Answer 1

Answer:

1. compound -caco3-tetratomic
2. element-o3-triatomic
3. element-o2-diatomic
4. compound-h2o-triatomic
5. compound-h2so4-polyatomic
6. element-ne-monoatomic
7. compound-hcl-diatomic
8. element-p4-tetraatomic
9. compound-nh3-tetraatomic
10. element-s8-polyatomic
11. element-ar-monoatomic
12. element-n2-diatomic

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