Free Printable Test 2 review

1.

What atom matches this electron configuration?
1s²2s²2p⁶3s²

a)

Neon

b)

Magnesium

c)

Aluminum

d)

Potassium

2.

How many valence electrons are represented here?

a)

7

b)

5

c)

2

d)

8

3.

How many electrons can the d sublevel hold?

a)

8

b)

10

c)

2

d)

4

4.

What is this element?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶

a)

Argon

b)

Krypton

c)

Selenium

d)

Bromide

5.

How many electrons can the first energy level hold?

a)

1

b)

2

c)

8

d)

0

6.

How many valence electrons does Chlorine have?

a)

5

b)

2

c)

7

d)

5

7.

How many valence electrons does phosphorus have?

a)

5

b)

2

c)

8

d)

15

8.

What element in Period 4 has 5 valence electrons?

a)

Zr

b)

As

c)

V

d)

Sb

9.

What atom matches this electron configuration?
1s²2s²2p⁶3s²

a)

Neon

b)

Magnesium

c)

Aluminum

d)

Potassium

10.

Which electron configuration belongs to Chlorine (Cl)?

a)

1s²2s²2p⁶3s²3p⁵

b)

1s²2s²2p⁶3s²3p⁶

c)

1s²2s²2p⁶3s²3p⁷

11.

Identify the Electron Configuration for Aluminum (Al)

a)

1s²2s²2p⁶3s²3p¹

b)

1s²2s²2p⁶3s²3p³

c)

1s²2s²2p⁶3s²4p¹

12.

What is the atomic mass of Neon?

a)

10

b)

20.18

c)

10.18

d)

20

13.

How many protons are in Beryllium?

a)

4

b)

9

c)

5

d)

2

14.

How many neutrons are in a Gold atom?

a)

79

b)

196

c)

118

d)

275

15.

What is the atomic mass of Gold?

a)

79

b)

196.97

c)

79.97

d)

275

16.

What is the number of protons?

a)

34

b)

16

c)

18

d)

S

17.

What is the number of neutrons?

a)

34

b)

79

c)

45

d)

35

18.

What do these isotopes of carbon all have in common?

a)

neutrons & mass number

b)

atomic number and neutrons

c)

atomic number and electrons

d)

protons, atomic number, and mass number

19.

What charge does a proton have?

a)

Positive

b)

Negative

c)

No charge

20.

What charge does an electron have?

a)

Positive

b)

Negative

c)

No charge

21.

What charge does a neutron have?

a)

Positive

b)

Negative

c)

No charge

22.

What is NOT found in the nucleus of an atom

a)

Electrons

b)

Protons

c)

Neutrons

23.

Which sub-atomic particle has "no mass"

a)

Protons

b)

Electrons

c)

Neutrons

24.

How would you write the isotope name from this nuclide symbol?

a)

Sodium-23

b)

Sodium-11

c)

Sodium-12

d)

Sodium-22

25.

How many neutrons are in the isotope of sulfur,³⁶S?

a)

16

b)

20

c)

24

d)

26

26.

Which of the following does NOT differ in isotopes of the same element?

a)

mass number

b)

number of neutrons

c)

number of protons

d)

chemical properties

27.

How many protons are in the following atom?

a)

82

b)

125

c)

207

d)

189

28.

How many neutrons are in the following atom?

a)

47

b)

61

c)

108

d)

155

29.

A covalent bond involves a __________ of electrons.

a)

sharing

b)

borrowing

c)

exchanging

d)

switching

30.

What two types of atoms make a covalent bond?

a)

2 Nonmetals

b)

1 Nonmetal and 1 Metal

c)

2 Metals

d)

2 Noble Gases

31.

The name of FeCl₂ is

a)

iron chloride

b)

iron (II) chloride

c)

iron (I) chloride

d)

iron dichloride

32.

LiBr is called

a)

lithium bromine

b)

lithium (I) bromine

c)

lithium bromide

d)

lithuim (I) bromide

33.

When naming a compound, which of these is written first?

a)

Metal

b)

Nonmetal

c)

Anion

d)

Cation

34.

When naming a compound, what must the last part be?

a)

the element with "ide" at the end

b)

the element with the ending "ite"

c)

the name of the element

d)

the element with "ide" at the end, unless its a polyatomic ion

35.

What is the charge of Cobalt (III)

a)

3+

b)

2+

c)

8+

d)

3-

36.

Covalent or Ionic?

CO₂

a)

Ionic

b)

Covalent

37.

Covalent or Ionic?

SO₄

a)

Covalent

b)

Ionic

38.

Covalent or Ionic?

MgCl₂

a)

Ionic

b)

Covalent

39.

Covalent or Ionic?

O₃

a)

Covalent

b)

Ionic

40.

The octet rule means that all valence shells want to have the number......

a)

1

b)

9

c)

8

d)

16

41.

What is the Formula for

DiNitrogen TriOxide

a)

$NO_3$

b)

NO

c)

$N_{2_{ }}O_3$

d)

$N_3O_2$

42.

What is the name for

$XeF_4$

a)

Xenon

Quadraflouride

b)

Xenon Flouride (IV)

c)

Xenon Tetraflouride

d)

Xenon

Flouride

Test 2 review

Total questions: 42

Worksheet time: 58mins

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