Question -
What is the term used for the molecular mass of ionic compounds?
Options:
A .  Ionic mass
B .  Ionic molecular weight
C .  Formula unit mass
D .  Molecular Mass
Answer: Option C : C The word formula unit is used for the substances of which constituent particles are ions. For example, magnesium chloride has a formula unit MgCl2 Its formula unit mass can be calculated as: (1×Atomicmassofmagnesium)+(2×Atomicmassofchlorine) =(1×24)+(2×35.5)=95u
Submit Your Solution hear: