It would be the same thing if the Co does not have a number with it because it can’t reduce
False. What you’re describing is a displacement reaction.
A positively charged ion is attracted to a negatively charged ion. ... represents the simplest ratio of the ions involved in the ionic compound. Oxyanion. is a polyatomic ion composed of an element and one or more oxygen atoms.
I think the answer is B. static charge. I hope this helps! :)