Question

2 Which compound has covalent bonds? *
O (1) H20
(2) Li20
(3) Na,o
(4) K,0

Answer 1

1) H2O

Step-by-step explanation:

this is because there is a bond between two nonmetals, Hydrogen and oxygen, so the bond is covalent. all the other are bonds between a metal and nonmetal so it is ionic.