Naming & Writing Chemical Formulas

Front

What do Roman numerals indicate in an ionic compound?

Back

The charge of the metal cation(s).

Front

What is the formula of calcium phosphate?

Back

Ca3(PO4)2

Front

How do you name the ionic compound BeCl2?

Back

Beryllium chloride

Front

What is the name of the compound CO?

Back

Carbon Monoxide

Front

In writing ionic compounds, which ion is written first?

Back

Cation (+ ion) is written first, then anion (- ion).

Front

What is the charge of a calcium ion (Ca)?

Back

+2

Front

What is the formula for sodium sulfate?

Back

Na2SO4

Front

What is the name of the compound NaCl?

Back

Sodium chloride

Front

What is a polyatomic ion?

Back

An ion composed of two or more atoms.

Front

What is the formula for ammonium nitrate?

Back

NH4NO3