QUESTION 11

Determine the name for CoCl₂ Remember that Co forms several ions

A) cobalt dichloride

B) cobalt (I) chloride

C) cobalt (II) chloride

D) cobalt (III) chloride

QUESTION 12

The numbers of protons and electrons, respectively on the Cesium ion is:

56 P, 55 e

55 P, 54 e

55 P, 55 e

55 P, 56 e

QUESTION 13

Name the Compound below ? Hint: Hg is transition metal

HgS

	A.	Mercury Sulfide
	B.	Mercury Sulfite
	C.	Mercury Sulfate
	D.	Mercury(II) Sulfide
	E.	Mercury(I) Sulfide

QUESTION 14

The mass in grams of 3.00 moles of Sodium ?

	A.	23.0 g Na
	B.	46.0 g Na
	C.	7.67 g Na
	D.	69.0 g Na
	E.	6.02 x 1023 g Na

QUESTION 15

Name the following compound?

Li₂ S

		Lithium disulfide
		Lithium(I) sulfide
		Lithium sulfide
		Lithium sulfite

QUESTION 16

Name the following binary ionic compound ?

Pb₂S₃

	A.	Lead(II) sulfide
	B.	Lead(II) trisulfide
	C.	Lead(III) sulfide
	D.	Lead(III) sulfite
	E.	Lead(III) sulfate