Ion formation Check

Which of the following is true of calcium? It will lose two electrons in bonding It will gain two electrons in bonding It will lose one electron in bonding It will gain one electron in bonding Which of the following is true of elements with a valence that is less than half full? They lose electrons in bonding They gain electrons in bonding In the compound Ca3P2 what is the total charge on the calcium and the phosphorus atom? +3 and -2 +2 and -3 +6 and -6 +4 and -4