A polyatomic ion is another name for a __ ion.Multiple choice question.positiveneutralcomplexnegative

4.Which of the following represents a polyatomic ion:Select an answerASulphideBChlorideCSulphateDNitride

When atoms gain electrons they form a negative ion called an _______. Group of answer choicescationanionbunionvalence ion

An ion could be Multiple Choicean atom that has gained electrons.an atom that has a positive charge.an atom that has lost electrons.an atom that has a negative charge.All answers are correct.

What kind of charge does an ionic compound carry?Multiple choice question.neutralpositivenegativeunknown

Question 27A complex ion is __.Multiple choice question.only found in compoundsa single atom that has formed an ionan ion with more than one atoman ion made from a large atom