Gas-forming double displacement reactions only occur under very specific circumstances. An acid must react with an ionic compound which has which of the following anions? (hint: there are four correct answers) A) carbonate ion B) nitrate ion C) nitrite ion D) sulfate ion E) sulfite ion F) sulfide ion G) permangate ion H) acetate ion I) hydroxide ion J) cyanide ion K) chromate ion L) chlorate ion

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