Nonmetals

Question 1

Choose the nonmetallic elements from the list. Check all that apply.

Revolt · Accepted Answer

B: oxygen; E: argon; G: carbon

Question 2

Which nonmetals have similar chemical properties? Check all that apply.

Revolt · Accepted Answer

A: sulfur; C: selenium; D: oxygen

Question 3

✔ halogennoble gasnonmetal only

Revolt · Accepted Answer

83126

Question 4

A sample of iodine is easiest to ship as a powder because it is , making it easy to break into small pieces. Helium is less than the elements that make up the air we breathe, so a balloon filled with helium will float in air. Plastic is a compound of nonmetallic elements, so its properties make it a popular coating for electric wires to prevent the current from escaping.

Revolt · Accepted Answer

B: brittle

Question 5

✔ denseelectrically insulatingbrittle

Revolt · Accepted Answer

A: dense

Question 6

volatilegaseous✔ electrically insulating

Revolt · Accepted Answer

C: electrically insulating

Question 7

Rank the nonmetals in each set from most reactive (1) to least reactive (3).

Revolt · Accepted Answer

: 73675; : 73676; : 73677

Question 8

Question 8

Revolt · Accepted Answer

2

Question 9

Question 9

Revolt · Accepted Answer

1

Question 10

Identify whether each element is a halogen, a noble gas, or nonmetal only. Astatine (At): Nitrogen (N): Krypton (Kr): Chlorine (Cl): Sulfur (S):

Revolt · Accepted Answer

A: halogen

Nonmetals Answers

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