Naming Ionic Compounds Answers

0 verified answers

Free Preview

An ionic bond for calcium and oxygen is CaO. If an oxygen ion has a charge of two negative, what is the charge for calcium?

–1

–2

Free Preview

Question text not available

compounds V and X

compounds W and X

compounds V, Y, and Z

compounds W, X, and Z

Which best describes ionic compound formulas?

They have more positive charges than negative.

They have more negative charges than positive.

They have an equal number of positive and negative charges.

They have an unbalanced chemical formula.

Sarah is asked to sort out the list of ions and ionic compounds. How can Sarah differentiate between the ions and ionic compounds?

Ions have a positive or negative charge, but an ionic compound’s overall charge is zero.

Ions have no charge, but ionic compounds have a positive charge.

Ions have no charge, but ionic compounds have a negative charge.

Ions have a positive or negative charge, but an ionic compound’s overall charge is negative.

A list of different ions is shown. Which combination of ions will result in an ionic bond?Na+Li+O2–S2–F–

NaF

NaO2

LiNa

Which is an unnecessary rule for writing chemical formulas?

identify the positive ion and charge

balance the charges

write the negative ion first

identify the negative ion and charge

Potassium and bromine combine to make KBr. What is the name of this compound?

potassium bromine

potassium bromide

bromine potassium

bromine potassiumide

Magnesium has a charge of +2, and chlorine has a charge of –1. To form a chemical bond, how many magnesium ion(s) would the compound have?

Which is a valid ionic compound?

sodide chlorine

sodium chlorine

sodium chloride

sodide chloride

Did you find these answers helpful?

More from this Course