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Quarter 2 Test

Total questions: 51

Worksheet time: 49mins

Name
Class
Date
1.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
a)

Zinc

b)

Copper

c)

Nickel

d)

Germanium

2.
What is the electron configuration of Sulfur  using noble gas method
a)

[Ne]3s1

b)

[Ne]3s23p3

c)

[Ne]3s23p4

3.
The electron configuration of an atom is 1s22s22p6.  The number of electrons in the atom is 
a)

3

b)

6

c)

8

d)

10

4.
Which element is pictured?
a)

neon

b)

fluorine

c)

magnesium

d)

argon

5.
Which electron configuration belongs to Chlorine (Cl)?
a)

1s2 2s2 2p6 3s2 3p5

b)

1s2 2s2 2p6 3s2 3p6

c)

1s2 2s2 2p6 3s2 3p7

6.
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
a)

Hund’s Rule

b)

Aufbau Principle

c)

Pauli Exclusion Principle

7.
How many electrons can the d sublevel hold?
a)

8

b)

10

c)

2

d)

4

8.
What is the charge of an atom that has lost one electron?
a)
-1
b)
-2
c)
+1
d)
+2
9.
How many electron can be found in a s orbital?
a)
2
b)
3
c)
4
d)
1
10.
This orbital diagram represents:  
a)

C

b)

B

c)

N

d)

O

11.
Which element is depicted from this orbital diagram
a)

Fluorine

b)

Neon

c)

Chlorine

d)

Argon

12.
Why are ions formed?
a)
To make our lives difficult
b)
Because atoms want 8 valence electrons
c)
Because atoms have the same number of protons and electrons
d)
Because atoms gained neutrons
13.
An atom becomes _________ when it gains electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
14.
An atom becomes _______ when it loses electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
15.

What type of reaction is the following:

Ca + AgCl -->

a)

Double displacement

b)

Single displacement

c)

Synthesis

d)

Decomposition

e)

Combustion

16.

Type of reaction:

BaCl2 + Rb2PO4 ->

a)

Single displacement

b)

Double displacement

c)

Synthesis

d)

Decomposition

e)

Combustion

17.

Identify the type of reaction:

ZnCl2 + Mg --> Zn + MgCl2

a)

Precipitate

b)

Single Replacement

c)

Double Replacement

d)

Decomposition

18.
4Si + S8 --> 2Si2S4
a)

Synthesis

b)

Decomposition

c)

Single displacement

d)

Double displacement

19.
3KOH + H3PO4 --> K3PO4 + 3H2O
a)

Synthesis 

b)

Decomposition

c)

Single displacement

d)

Double displacement

20.
Which of the following is the general formula for a decomposition reaction?
a)
A + B  → AB
b)
AB → A + B
c)
AB + C → AC + B
d)
AB + CD → AC + BD
21.
What coefficient should be used to make the following equation balanced?
N2+O2--> _NO 
a)

1

b)

2

c)

3

d)

4

22.
Balance this equation:
 __Li + __Cl2 -> __LiCl
a)

2Li + Cl2 -> 4LiCl2

b)

2Li + Cl2 -> LiCl2

c)

2Li +  Cl2 -> 2LiCl

23.
C4H12 + O2 --> CO2 + H2O
a)

Synthesis

b)

Combustion

c)

Single Replacement

d)

Double Replacement

24.

How many valence electrons does Nitrogen Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

25.

How many valence electrons does Aluminum Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

26.

Electrons occupying the outermost shell of an atom

a)

Ions

b)

Cation

c)

Valence Electrons

d)

Anion

27.

The following elements belong to Group 1 EXCEPT.

a)

lithium

b)

calcium

c)

potassium

d)

rubidium

28.

The elements of Group 7A are known as the ____________.

a)

alkaline earth metals

b)

transition elements

c)

noble gasses

d)

halogen

29.

Nitrogen and phosphorus are

a)

Non metals

b)

Metals

c)

Metalloids

d)

None of the above

30.

Which block of elements are known as transition elements?

a)

p-block

b)

s-block

c)

d-block

d)

f-block

31.

Shiny (luster) and good conductors of electricity:

a)

Nonmetal

b)

Lightning

c)

Metal

d)

Semi-metal

32.
How many electrons can the s sublevel hold?
a)
14
b)
10
c)
2
d)
6
33.

Protons and neutrons are found in the center of the atom called the:

a)

nucleus

b)

neutron

c)

shell

d)

cell

34.

Sulphur has the electronic configuration of 1s2 2s2 2p6 3s2 3p4. Choose the correct position of sulphur in periodic table.

a)

Group 6

Period 3

p-block

b)

Group 16

Period 3

s-block

c)

Group 16

Period 3

p-block

35.

Is potassium a cation or an anion?

a)

cation

b)

anion

36.

Identify the compound if hydrogen and chlorine are chemically combined.

a)

HCl

b)

HCl7

c)

H1Cl1

d)

H1Cl7

37.

The name for the ionic compound NaF is

a)

Sodium fluoride

b)

Nappium fluoride

c)

Sodium fluorine

d)

Fluorine sodiumide

38.

A cation is where

a)

There are more electrons than protons

b)

Protons and electrons are equal

c)

The number of electrons are less than the number of protons

39.

The name for the ion O2- is

a)

Oxygen anion

b)

Oxide anion

c)

Oxygen

d)

Oxide cation

40.
a)

achieved octet

b)

incomplete octet

c)

expended octet

d)

odd number of electrons

41.

According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.

a)

2

b)

4

c)

6

d)

8

e)

10

42.

Which of the following elements GAINS 2 electrons in order to attain an octet?

a)

cesium

b)

magnesium

c)

phosphorus

d)

sulfur

e)

iodine

43.
Why does K become positive when it bonds to Cl to form KCl?
a)
Because it loses an electron to have a full valence shell 
b)
Because it gains an electron to have 2 valence electrons
c)
Because it loses an electron to become negatively charged
d)
Because Cl gives away its 7 electrons to Na to form an equal charge 
44.
CO2
a)
Ionic
b)
Covalent
c)
Polyatomic Ion 
d)
Metallic 
45.

The chemical bond between a metal and a non-metal will be a _____ bond.

a)

metal

b)

ionic

c)

covalent

d)

polar

46.
What is the correct formula for dinitrogen tetroxide?
a)
N₃O₃
b)
(N₂)₂(O₄)₃
c)
N₂O₄
d)
N₄O₂
47.
The chemical formula for an ionic compound of potassium and oxygen is
a)

KO.

b)

K2O.

c)

K2O2.

d)

KO2.

48.
Formula for Strontium Nitride?
a)

NSr3

b)

SrN

c)

Sr2N3

d)

Sr3N2

49.

This is a correct Lewis dot structure for oxygen (O)

a)

true

b)

false

50.

This could be the Lewis dot structure of

a)

Mg

b)

Cl

c)

C

d)

O

51.

Which of the following is a correct Lewis dot structure?

a)
b)
c)
d)

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