Question

Consider the following elements : Be, Li, Na, Ca, K. Name
the elements of (a) same group (b) same period.​

Answer 1

Answer:

(a) Li, Na and K are of same group 1

(b) Li and Be are of period 2 and K and Ca are of period 4

Answer 2

Answer:

=)Same group

li , na , k

=)Same period

Be , li

k,ca