Valency Table

Question 1

Copper (II)

Answer 1

(Cu)2+

Question 2

Nitrate

Answer 2

(NO3)-

Question 3

Manganate (VII)

Answer 3

(MnO4)-

Question 4

Hydrogen Carbonate

Answer 4

(HCO3)-

Question 5

Hydrogen Sulfate

Answer 5

(HSO4)-

Question 6

Carbonate

Answer 6

(CO3)2-

Question 7

Sulfate (VI)

Answer 7

(SO4)2-

Question 8

Sulfate (IV)

Answer 8

(SO3)2-

Question 9

Dichromate

Answer 9

(Cr2O7)2-

Question 10

Nitride

Answer 10

(N)3-

Question 11

If a compound has “ide” as its suffix, what does that mean?

State the formula of a bromide ion

Answer 11

“Ide” is just the atom as itself. So, bromide would be Br-

Question 12

Phosphate

Answer 12

(PO4)3-