Binary Stuff

What are the steps, in order, to find the chemical formula for an ionic compound?

• Criss-cross the charge numbers to become subscripts

• Write the cation symbol & charge

• Write the anion symbol & charge

• if needed - reduce

What are the steps to name a binary Compound?

• name each element in the order they are listed & change the ending to "ide"

• name each element in the opposite order from what they are listed and change the ending to "ide"

• name each element in the order they are listed & change the ending to "ize"

• name each element in the opposite order from what they are listed and change the ending to "ize"

match the compounds

• Calcium Bromide

• Rubidium Nitride

• Potassiym Oxide

Reorder the following to write a binary formula from the name (hint: work backwards)

• Write out formula

• Regular Charges

• Balance out Charges

write the formula for Calcium Chloride

Write the correct formula for aluminum & bromine