Ions and Binary Ionic Compounds Review

When ions are formed, what is happening?

• atoms are gaining or losing protons

• atoms are gaining or losing neutrons

• atoms are gaining or losing electrons

• atoms are sharing electrons

The charge on an ion is

• always positive.

• always negative.

• either positive or negative.

• zero.

What comes last in the chemical formula for an ionic compound?

• anion

• cation

• proton

• neutron

What do you change the ending of the anion to when naming a binary ionic compound?

• -ing

• -ide

• -ate

• -ite

When there are more protons than electrons you have

• an anion

• a cation

• both

• neither

What is the name of the compound formed by zinc ions, Zn²⁺ and fluoride ions, F^-?

• zinc difluoride

• zinc fluorate

• zinc fluoride

• zinc (II) fluorite

When there are more electrons than protons you have

• an anion

• a cation

• both

• neither

what is the name of the formula - CaO

• calcium oxygen

• copper oxide

• calcium oxide

• cobalt oxide

What would the charge on element #11 (Na) be if it had 10 electrons?

• +1

• -1

• neutral

Which comes first in a chemical formula for an ionic compound?

• anion

• cation

• subscript

• none of the above