What is the formula for a carbonate ion?
CO2 charge; 1-
CO3 charge; 2-
CO3 charge; 3-
A sulfate ion has a charge of 2-
Whatt is the ion PO4 charge; 3- called?
Phosphate
Phosphine
Phosphide
An NH4 charge; 1+ is called an ammonia ion
What is the charge of a hydroxide ion?
2-
1+
1-
2+
The formula for a hydrogen carbonate ion is.......
HCO2 charge;1-
HCO charge; 1-
HCO3 charge; 1-
A nitrate ion (N03) has what charge?
All elements in group 2 have a valency of 2+
What valency do elements in group 5 have?
4+
5-
5+
3-
