Unit Test

Question 1

Identify arrows pointing to bonding electrons. a, ba, d✔ a, b, da, b, c, d

Revolt · Accepted Answer

a, b, d

Question 2

Identify arrows pointing to nonbonding electrons. ab✔ cd

Revolt · Accepted Answer

c

Question 3

Identify arrows pointing to structures containing sigma bonds. a, b✔ a, b, dcb, d

Revolt · Accepted Answer

a, b, d

Question 4

Identify arrows pointing to structures containing pi bonds. ✔ aa, ba, b, dc, d

Revolt · Accepted Answer

a

Question 5

What is incorrect in the structure? Check all that apply.

Revolt · Accepted Answer

The middle hydrogen is surrounded by 4 electrons.; The middle hydrogen is bonded to 2 elements.; There are too many electrons in the final structure.

Question 6

Which statements are true regarding these two compounds? Check all that apply.

Revolt · Accepted Answer

Acetone is a covalent compound, while sodium chloride is an ionic compound.; Covalent compounds have weak attractions between molecules, resulting in low melting points.

Unit Test Answers

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