CBSE Class 10 Science 2022 Delhi Term II Set 2

Question : 2

Total: 7

A part of modern periodic table is given below. On its basis, answer the following questions:

Group →	1	2	13	14	15	16	17	18
Period↓
2		A				B
3	E			D			F	C

(a) Write the molecular formula of the compound formed by the combination:
(i) A and F
(ii) E and B
(b) Which of the elements is a
(i) Noble gas
(ii) Metalloid

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