Question 1

Which is not a property of nonmetals?

Accepted Answer

Conducts heat and electricity

Answer

Not malleable

Answer

Mostly gasses at room temperature

Answer

Forms cations

Question 2

Which element has 6 valence electrons and is found in period 3?

Accepted Answer

Sulfur

Answer

Oxygen

Answer

Selenium

Answer

Scandium

Question 3

Which would have properties most similar to fluorine?

Accepted Answer

Bromine

Answer

Sulfur

Answer

Oxygen

Answer

neon

Question 4

Beryllium and magnesium are both

Accepted Answer

Alkaline Earth Metals

Answer

Alkali Metals

Answer

Rare Earth Elements

Answer

Transition Metals

Question 5

Carbon-13 and Carbon-14 are atoms that are different

Accepted Answer

Isotopes

Answer

Elements

Answer

Ions

Answer

Molecules

Question 6

Oxygen with a 2- charge has

Accepted Answer

Gained 2 electrons

Answer

Gained 2 protons

Answer

Lost 2 protons

Answer

Lost 2 electrons

Question 7

Which are the most reactive group of metals?

Accepted Answer

Alkali metals

Answer

Noble gasses

Answer

Transition metals

Answer

Halogens

Question 8

Most of the mass of an atom is from the

Accepted Answer

protons and neutrons

Answer

protons and electrons

Answer

neutrons and electrons

Question 9

Most of the volume of an atom comes from the

Accepted Answer

electrons

Answer

protons

Answer

neutrons

Question 10

Most metals are

Accepted Answer

solid at room temperature

Answer

gasses at room temperature

Answer

liquid at room temperature

Question 11

Atoms with the same number of protons must be

Accepted Answer

atoms of the same element

Answer

identical in atomic mass

Answer

neutrally charged

Question 12

How many protons does potassium with a 1+ charge have?

Accepted Answer

19

Answer

18

Answer

39

Answer

20

Question 13

How many neutrons does Iodine-131 have?

Accepted Answer

78

Answer

131

Answer

75

Answer

74

Question 14

How many electrons does nitrogen with a 3- charge have?

Accepted Answer

10

Answer

4

Answer

7

Answer

14

Question 15

What is wrong with this Bohr diagram?

Accepted Answer

The first energy level has too many electrons. It can only hold 2.

Answer

This is actually the correct Bohr diagram for Argon.

Answer

Argon should have 40 electrons, this diagram only shows 19.

Answer

The second energy level has too many electrons. It can only hold 4.

Question 16

Which of the provided Lewis Dot Diagrams is the best representation of calcium?

Accepted Answer

2

Answer

3

Answer

4

Answer

1

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