which pairs would form covalent bonds? check all that apply.\n□ h and cl\n□ na and f\n□ k and br\n□ ca and…

which pairs would form covalent bonds? check all that apply.\n□ h and cl\n□ na and f\n□ k and br\n□ ca and i\n□ c and o\n□ al and al
Answer
Brief Explanations:
Covalent bonds form between non - metals by sharing electrons. H and Cl are non - metals, and C and O are non - metals. Na and F form an ionic bond (metal and non - metal), K and Br form an ionic bond (metal and non - metal), Ca and I form an ionic bond (metal and non - metal), and Al and Al form a metallic bond.
Answer:
H and Cl, C and O