Worksheetsatoms
Total questions: 25
Worksheet time: 22mins
Name
Class
Date
1.
Which part of atom has a positive charge
a)
electron
b)
neutron
c)
proton
d)
orbit
2.
What subatomic particles would you find in the nucleus of an atom?
a)
Protons only
b)
Protons and Neutrons
c)
Neutrons and Electrons
d)
Protons and Electrons
3.
What subatomic particle is electrically neutral (no charge)?
a)
Proton
b)
Ion
c)
Neutron
d)
Electron
4.
What subatomic particle(s) would be found orbiting the nucleus?
a)
Neutrons only
b)
Electrons only
c)
Protons and Neutrons
d)
Protons and Electrons
5.
Protons and Electrons balance the charge of an atom.
a)
True
b)
False
6.
The smallest particle of any type of matter is known by which of the following terms?
a)
Element
b)
Compound
c)
Atom
d)
Chemical
7.
What particle uniquely identifies an element?
a)
Number of Valence Electrons
b)
Number of Protons
c)
Number of Electrons
d)
Atomic Mass
8.
Which one of these is NOT located in the element square on the Periodic Table?
a)
Atomic Number
b)
Atomic Mass
c)
Room Temperature
d)
Chemical Symbol
9.
Electrons have this type of charge?
a)
negative
b)
positive
c)
neutral
10.
How many neutron are in the atom "K"?
a)
7
b)
2
c)
39
d)
20
11.
What are the 3 particles that make-up the atom?
a)
protons, neutrons, and isotopes
b)
neutrons, isotopes, and electrons
c)
positives, negatives, and electrons
d)
protons, neutrons, and electrons
12.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
13.
What is the atomic mass of "F"
a)
9
b)
18
c)
17
d)
19
14.
all matter is made of what
a)
energy
b)
atoms
c)
electrons
d)
compounds
15.
Which group of the periodic table is composed of inert (not reactive) gases?
a)
alkali metals
b)
alkaline earth metals
c)
halogens
d)
noble gases
16.
The atoms along the staircase are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
17.
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
18.
If you have a material that can conduct electricity well it is probably a...
a)
Metalloid
b)
Matter
c)
Non-metal
d)
Metal
19.
________ are the COLUMNS on the periodic table and are organized by similar properties.
a)
Classifications
b)
Groups
c)
Periods
d)
Elements
20.
Fluorine, chlorine, bromine, and iodine are part of a family called
a)
metalloids.
b)
noble gases.
c)
alkali metals.
d)
halogens.
21.
How can elements be broken down?
a)
by chemical forces
b)
by nuclear forces
c)
by physical forces
d)
they cannot be broken down
22.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
23.
Which element is this?
a)
neon
b)
sodium
c)
carbon
d)
oxygen
24.
which element is this?
a)
beryllium
b)
oxygen
c)
nitrogen
d)
boron
25.
This element is the only metal that is liquid at room temperature and represented by the symbol above. What element is it?
a)
silver
b)
gold
c)
mercury
d)
lead
100 %
