Choose the ion with 9 atoms Group of answer choices A. dichromate B. chromate C. dihydrogen phosphate D. acetate Choose

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Choose the ion with 9 atoms
Group of answer choices
A. dichromate
B. chromate
C. dihydrogen phosphate
D. acetate
Choose the ion that has atoms to 3 different elements.
Group of answer choices
hydrogen carbonate
carbonate
nitrate
permanganate
Choose the pair of ions with 2- charge.
Group of answer choices
chromate and dichromate
hydrogen phospahe and dihydrogen phosphate
carbonate and hydrogen carbonate
sulfate and hydrogen sulfate
Choose the ion that is found in hydrocyanic acid, a poison.
Group of answer choices
CN^1-
OH^1-
CO3^2
HCO3^1-
Chromate ion has one symbol of chromium and 4 symbols ofoxygen.
dichromate ion has _______ symbol(s) of chromiumand ______. symbol(s) oxygen.
Choose the ion that is found in carbonic acid.
Group of answer choices
CO3^2-
CN^1-
C2H3O2^1-
CrO4^2-