Question

2. The electronic configurations of three elements
X, Y and Z are as follows:
X
2,4
Y
2,7

Z
2,1
a) Which two elements will combine to form a covalent
bond
b) write the formula of covalent compund formed by the above elements​

Answer 1

Answer:

1. X AND Y WILL COMBINE TO FORM A COVALENT COMPOUND

2. X$Y_4}$

Explanation: