Question

The number of periods and groups in the modern periodic table respectively are
A. 7 and 18
B. 7 and 9
C 18 and 7
D. 9 and 7​

Answer 1

Answer:

Explanation:

The element with Z = 114 will have the electronic configuration [Rn]5f  

14

6d  

10

7s  

2

7p  

2

.

Thus, the element belongs to the seventh period. The electron enters p orbital. Hence, it belongs to p block. The group number is 10+4=14.

The element is Flerovium

Hence, the element belongs to the seventh period and 14th group.