Chemical Formulas and Names

When naming compounds that contain a nonmetal bonded to a nonmetal, _____ must be used.

• parenthesis

• Greek prefixes

• ionic charges

• Lewis structures

In a chemical formula, the total positive charge and negative charge must add up to equal _____.

• 0

• 1

• 2

• 3

When writing the chemical formula of a compound that contains more than one of a particular polyatomic ion, _____ must be used.

• ionic charges

• parenthesis

• Greek prefixes

• lower case letters.

When writing chemical formulas, the ______ is always written first.

• Nonmetal

• Least electronegative

• negative

• positive

What is the correct name of the compound CaCl₂?

• Calcium dichloride

• Calcium dichlorine

• Calcium chlorine

• Calcium chloride

Tags

NGSS.MS-PS1-1

All binary compounds end with_____.

• -ous

• -ate

• -ide

• -ite

What is the correct formula for the compound Phosphorus tribromide?

• P₃Br

• PBr

• PBr₃

• Br₃P

Tags

NGSS.MS-PS1-1

What is the correct name for the compound LiF?

• Lithium fluoride

• Lithium fluorine

• monolithium monofluoride

• lithium monofluoride

Tags

NGSS.MS-PS1-1

What is the correct formula for Ammonium phosphate?

• NH₄PO₄

• NH₄₃PO₄

• (NH₄)₃PO₄

• NH₄(PO₄)₃

Tags

NGSS.MS-PS1-1

What is the correct name of the compound Mg(NO₃)₂?

• Magnesium nitride

• Magnesium dinitrate

• Monomagnesium dinitrate

• Magnesium nitrate