Answer:
The answer to your question is letter A
Explanation:
A Molecular compound definition is a compound where the atoms share electrons, which means that these compounds have covalent bonds.
Nonmetals are attached by covalent bonds.
A. This compound has 2 nonmetals so it is an example of a molecular compound.
B. This compound has metal and nonmetals so this is an ionic compound.
C. This compound has metal and nonmetals it is also an ionic compound.
D. Potassium is a metal, oxygen and hydrogen nonmetals, it is an ionic compound.
E. Incorrect