Common Polyatomic Ions and Fixed Charge Metals

Flashcards covering the names, formulas, and charges of common polyatomic ions and common metals with a fixed charge.

What is the chemical formula and charge of the ammonium ion?

$$NH_4^{+1}$$

What is the chemical formula and charge of the acetate ion?

$$C_2H_3O_2^{-1}$$

What is the chemical formula and charge of the hydrogen carbonate (or bicarbonate) ion?

$$HCO_3^{-1}$$

What is the chemical formula and charge of the hydrogen sulfate (or bisulfate) ion?

$$HSO_4^{-1}$$

What is the chemical formula and charge of the chlorate ion?

$$ClO_3^{-1}$$

What is the chemical formula and charge of the chlorite ion?

$$ClO_2^{-1}$$

What is the chemical formula and charge of the cyanide ion?

$$CN^{-1}$$

What is the chemical formula and charge of the hydroxide ion?

$$OH^{-1}$$

What is the chemical formula and charge of the hypochlorite ion?

$$ClO^{-1}$$

What is the chemical formula and charge of the iodate ion?

$$IO_3^{-1}$$

What is the chemical formula and charge of the nitrate ion?

$$NO_3^{-1}$$

What is the chemical formula and charge of the nitrite ion?

$$NO_2^{-1}$$

What is the chemical formula and charge of the perchlorate ion?

$$ClO_4^{-1}$$

What is the chemical formula and charge of the permanganate ion?

$$MnO_4^{-1}$$

What is the chemical formula and charge of the thiocyanate ion?

$$SCN^{-1}$$

What is the chemical formula and charge of the carbonate ion?

$$CO_3^{-2}$$

What is the chemical formula and charge of the chromate ion?

$$CrO_4^{-2}$$

What is the chemical formula and charge of the dichromate ion?

$$Cr_2O_7^{-2}$$

What is the chemical formula and charge of the oxalate ion?

$$C_2O_4^{-2}$$

What is the chemical formula and charge of the peroxide ion?

$$O_2^{-2}$$

What is the chemical formula and charge of the sulfate ion?

$$SO_4^{-2}$$

What is the chemical formula and charge of the sulfite ion?

$$SO_3^{-2}$$

What is the chemical formula and charge of the phosphate ion?

$$PO_4^{-3}$$

What is the chemical formula and charge of the phosphite ion?

$$PO_3^{-3}$$

What is the fixed charge of the metal silver?

$$+1$$

What is the fixed charge of the metal zinc?

$$+2$$

What is the fixed charge of the metal cadmium?

$$+2$$