Question

From the above table, answer the following questions:
a) Which two elements are chemically similar?
b) Which is an inert gas?
c) Which element belongs to the third period of the periodic table?
d) Which element among these is a non-metal?

The atomic numbers of elements A, B, C, D and E are given below.

Answer 1

Answer:

a.c and d

b.b

c.c

d.a

Explanation:

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