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Chemistry Review

Total questions: 25

Worksheet time: 23mins

Name
Class
Date
1.

What are the subatomic particles?

a)

Proton

b)

Neutron

c)

Electron

d)

Phtoton

2.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

3.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
4.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus 
d)
Electrons
5.
Which two subatomic particles make up the nucleus of an atom?
a)
Protons and Electrons
b)
Neutrons and Electrons
c)
Electrons and Protons
d)
Protons and Neutrons
6.
Where are the Electrons found in the structure of an atom?
a)
In the nucleus
b)
In spaces around the nucleus
7.
What is a valence electron?
a)
an electron that is found in the outermost shell of an atom. 
b)
an electron found in the innermost shell of an atom.
c)
an electron found in the middle shell.
8.
If an atom has 12 positively charged subatomic particles, 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.

An atom has 10 protons, 15 neutrons and 10 electrons what is its mass number.

a)

20

b)

10

c)

35

d)

25

10.
What happens when an atom loses an electron?
a)
Neutral (no charge)
b)
Positive charge
c)
Negative charge
11.
What happens when an atom gain an electron?
a)
Neutral(no charge)
b)
Positive charge
c)
Negative charge
12.

The vertical columns on the periodic table are called

a)

Actinide series

b)

transitional metals

c)

periods

d)

groups or families

13.

The horizontal rows on the periodic table are called

a)

periods

b)

transitional metals

c)

Actinide series

d)

groups or families

14.

Which of these shows only properties of metals?

a)

shiny, mostly solid, good conductors of heat and electricity

b)

dull, mostly gases, good insulators

c)

shiny, have characteristics of both metals and nonmetals

d)

dull, good insulators, magnetic

15.

This picture shows an element that is in group 16, period 3. Is it a metal, nonmetal or metalloid?

a)

metal

b)

metalloid

c)

nonmetal

d)

megalloid

16.

Which one shows only properties of non metals?

a)

shiny, good conductors of heat and electricity

b)

dull, mostly gases, good insulators

c)

shiny, malleable

d)

dull, ductile, mostly solids

17.

What is the circled family?

a)

noble gasses

b)

halogens

c)

alkali metals

d)

alkaline earth metals

18.
The Modern Periodic Table of Elements is arranged by
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
19.

What determines the chemical reactivity of an atom?

a)

protons

b)

valence electrons

c)

electron shells

d)

neutrons

20.
Ionic Bonding involves...
a)
The transfer of protons
b)
The transfer of nuetrons 
c)
The transfer of electrons
d)
None Of the above
21.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
22.
What charges attract?
a)
Opposite
b)
Same
23.
What charges repel?
a)
Same
b)
Opposite
24.

Why do atoms bond?

a)

They typically don't bond

b)

To add or take away energy levels

c)

To have a full valence shell.

d)

To have a full inner shell

25.
The number of _____ is most important in determining how an atoms will bond. 
a)
Neutrons
b)
Protons
c)
Valence Electrons
d)
Electron sin the innermost shell

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