Lithium nitride has the chemical formula Li3N. Rubidium is in the same chemical family as lithium. What is the formula of rubidium nitride?

Question

preetha · Answer

Zagamo, so you have posted three quick questions.  Why don't we start at the beginning.  Also, this is a chem question, try posting it there.

anonymous · Answer

What the question is getting at is that the elements in the same family bind to other elements in the same proportions ie rubidium nitride is Rb3N. Have a look at the periodic table and you'll see the columns represent elements in the same family.