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Physical Science Review

Total questions: 65

Worksheet time: 43mins

Name
Class
Date
1.
all matter is made of what 
a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
2.
The positive particles of an atom are 
a)
electrons 
b)
positrons 
c)
neutrons 
d)
protons 
3.
the central region of an atom where its neutrons and protons are is its 
a)
nucleus 
b)
electron cloud
c)
core 
d)
center 
4.
an atom with atomic number 6 would have how many protons 
a)
6
b)
12
c)
3
d)
cannot be determined 
5.
Particles in an atom that are neutral and have no charge are 
a)
negatrons 
b)
electrons 
c)
neutrons 
d)
protons 
6.

What does the 1.00794 stand for?

a)

mass number

b)

atomic number

c)

average atomic mass

d)

number of protons

7.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
8.

If an atom has 12 protons, which of the following must it also have to be considered a neutral atom?

a)

12 neutrons

b)

12 electrons

c)

12 protons

d)

24 protons and neutrons

9.

What charge does an atom have when it GAINS electrons?

a)

Positive

b)

Negative

c)

Neutral

10.

What two particles determine the mass number?

a)

Protons and electrons

b)

Electrons and neutrons

c)

Protons and neutrons

11.

If the mass number of this chlorine atom is 36, how many neutrons does it have?

a)

17

b)

18

c)

19

d)

can't be determined

12.

What is the atomic number of this atom shown in the Bohr model?

a)

11

b)

12

c)

13

d)

can't be determined

13.

Is this atom an ion? If so what would it's charge be?

a)

Yes, 1-

b)

No it is neutral

c)

Yes, 1+

d)

Can't be determined

14.
Two atoms of the same element but with different mass numbers are called________
a)
electrons
b)
isotopes
c)
variables
d)
electron cloud
15.
How many neutrons does the isotope of lithium have?
a)
8
b)
3
c)
4
d)
5
16.
How many protons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
17.
How many neutrons in C-14?
a)
6
b)
7
c)
14
d)
8
18.
How many neutrons does an atom of the isotope Neon-22 have?
a)
12
b)
10
c)
22
d)
20
19.
An atom is electrically neutral when
a)
protons and neutrons are the same
b)
protons and electrons are the same
c)
neutrons and electrons are the same
d)
neutrons balance the protons and electrons
20.

9 protons and 9 neutrons

a)

Fluorine-18

b)

Fluorine-9

c)

Fluorine-16

d)

Fluorine-18.998

21.
Valence electrons are: 
a)
Electrons farthest away from the nucleus
b)
Electrons closest to the nucleus
c)
Electrons that just come and go - they don't stay with the atom
22.
Ions are: 
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
23.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
24.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
25.
If an element has 3 valence electrons, what charge will likely form on its ion ?  Hint:  It will lose those electrons.  What happens to the charge when it loses 3 electrons?
a)
+3
b)
+5
c)
-3
d)
-5
26.
Nitrogen will ____ valence electrons when forming an ionic bond.
a)
gain 1
b)
lose 1
c)
gain 3
d)
lose 3
27.
Ionic bonds form between two ions that have 
a)
ionic compounds
b)
negative charges
c)
positive charges
d)
opposite charges 
28.
The horizontal row on the periodic table is called a
a)
group
b)
family
c)
period
d)
atomic number
29.
A vertical column is called...
a)
group
b)
tower
c)
period
d)
crew
30.
The number at the bottom of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
chemical symbol
d)
element name
31.
The number at the top of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
Chemical Symbol
d)
Element Name
32.
What is the chemical symbol for Lithium?
a)
H
b)
He
c)
Li
d)
N
33.
Most of the elements on the periodic table are classified as _____.
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Periods
34.

What group does Lithium (Li) belong to?

a)

1

b)

2

c)

3

d)

4

35.

Which period does Lithium (Li) belong to?

a)

1

b)

2

c)

3

d)

4

36.

Which group are the Halogens in?

a)

1

b)

2

c)

17

d)

18

37.

Which group are the Alkaline Earth Metals in?

a)

1

b)

2

c)

17

d)

18

38.

Which group are the Noble Gases in?

a)

1

b)

2

c)

17

d)

18

39.

Which of the following is an Alkali Metal?

a)

Magnesium

b)

Chromium

c)

Sodium

40.
Which of the following is an Alkaline Earth Metal? 
a)
Calcium
b)
Lithium
c)
Phosphorus
d)
Copper 
41.

Which of the following is a Halogen?

a)

Bromine

b)

Rubidium

c)

Beryllium

42.

Which of the following is a Noble Gas?

a)

Krypton

b)

Chlorine

c)

Gallium

43.
In order to have a stable arrangement of 8 valence electrons, metal atoms are likely to _________electrons.
a)
gain
b)
lose
44.

Why do all bonds form?

a)

so the number of protons equals the number of electrons

b)

so an atom can become unstable

c)

to fill the outermost energy level

45.
Ionic bonds are between...
a)
Metal and Non-metal
b)
Non-metal and Non-metal
c)
Metal and Metal
46.

What type of elements form cations?

a)

metals

b)

nonmetals

c)

metalloids?

47.

Anions

a)

Gain electrons, has an overall positive charge

b)

Lose electrons, has an overall positive charge

c)

Lose electrons, has an overall negative charge

d)

Gain electrons, has an overall negative charge

48.

How does calcium become an calcium ion?

a)

it loses 2 electrons

b)

it gains 2 electrons

49.

How does magnesium become an magnesium ion?

a)

it loses 2 electrons

b)

it gains 2 electrons

50.
Is hydrogen considered a metal or a non-metal?
a)
A metal
b)
Nonmetal
c)
Metalloid
51.

How many Aluminum atoms are in Al2O3?

a)

3

b)

5

c)

2

d)

1

52.

What happens when two oppositely charged ions are pushed together?

a)

they will repel (move apart)

b)

they will be attracted to each other (move together)

53.
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
54.
How many valence electrons does oxygen have?
a)
2
b)
3
c)
6
d)
4
55.
How many valence electrons does nitrogen have?
a)
3
b)
2
c)
5
d)
1
56.
What is the correct formula for this molecule?
a)
NH
b)
N3H
c)
NH3
d)
NH4
57.
Ionic or covalent?
Na  Br
a)
Ionic
b)
Covalent
58.
Ionic or covalent?
K  Br
a)
Ionic
b)
Covalent
59.
Ionic or covalent?
N  H
a)
Ionic
b)
Covalent
60.
Ionic or covalent?
H  H
a)
Ionic
b)
Covalent
61.
What is the rule for figuring out if it is ionic or covalent?
a)
Covalent bonds form between two metals.
b)
Ionic bonds form between two metals.
c)
Covalent bonds form between a metal and a non-metal.
d)
Ionic bonds form between a metal and a non-metal.
62.
The buildup of charges on an object is called:
a)
positive charge
b)
static charge
c)
negative charge
d)
static discharge
63.

Which type of particle moves from one object to another to cause static electricity?  

a)
Proton
b)
Electron
c)
Neutron
64.

Two balloons are hanging from a stick.

Both balloons have a positive charge.

How would you expect the balloons to move?

a)

there would be no movement

b)

towards each other

c)

away from each other

65.
Lightning is an example of _________.
a)
static electricity
b)
current electricity
c)
watts
d)
voltage

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