Question

1. Which of the following compounds is a molecule?
(Points : 1)
NaCl

MgBr2

H2

AlCl3


Question 2. 2. Which of the following correctly describes a Lewis dot diagram for carbon?
(Points : 1)
C with two dots on either side of the C

C with three dots on the left side of the C and one on the right of the C

C with one dot on the right side of the C and three dots on the left side of the C

C with one dot on each of the four sides of the C


Question 3. 3. Which compound has the highest boiling point?
(Points : 1)