Question

Which of the following has an electrovalent bond(s)?
A. CaF

B. NaCl

C. MgO

D. CO2​

Answer 1

Answer:

All of the above are electrovalent bond(s)

Answer 2

$\huge\tt\red{Answer}$

All of them show the electrovalent bonds.

Because they are formed between metal and a non metal. So, they all have electrovalent bond.