Lonic bonds tend to form between a. nonmetals; nonmetals
b. metals; nonmetals
c. metals; metals
d. all of these

There is one s orbital, and there are three p orbitals, five d orbitals, and seven f orbitals. thus, the answer is b. do not confuse the number of orbitals in a subshell with the number of electrons the subshell can hold. each orbital can hold two electrons, so the capacity of an nf subshell is 14 electrons.

Hydrogen is the most abundant element on the periodic table..hope it .