Which of the following are true regarding and orbitals?

I. Both and orbitals can contain a maximum of two electrons

II. In a given shell, orbitals are more numerous because they are spherical in shape

III. orbitals have lower energy than orbitals within the same shell

What is true when comparing the electron configuration of elemental sodium and sodium cation ?

It is observed that a molecule has three hybridized orbitals in its outermost shell. What can you conclude about this molecule?

What is the hybridization on the nitrogen atom in a molecule of ammonia?

Which of the following is true regarding carbon tetrachloride?