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WorksheetsChapter 6
Total questions: 11
Worksheet time: 8mins
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.
Which subatomic particles contribute the most to the mass of an atom?
a)
Protons, Neutrons, Electrons
b)
Protons only
c)
Protons and Electrons
d)
Protons and Neutrons
4.
What particle uniquely identifies an element?
a)
Number of Valence Electrons
b)
Number of Protons
c)
Number of Electrons
d)
Atomic Mass
5.
The charge of a neutron in an atom.
a)
positive
b)
negative
c)
neutral
d)
+1
6.
Two atoms of the same element but with different mass numbers are called________
a)
electrons
b)
isotopes
c)
variables
d)
electron cloud
7.
Is salt (NaCI) a compound or a element
a)
Compound
b)
element
8.
GOLD
a)
Al
b)
Ag
c)
Ar
d)
Au
9.
What bond involves the sharing of electrons?
a)
Ionic
b)
Transitive
c)
Covalent
10.
The element with the smallest atomic number is
a)
helium
b)
carbon
c)
nitrogen
d)
hydrogen
11.
An atom that has gained or lost electrons is called ...
a)
a winner
b)
an isotope
c)
an ion
d)
a loser
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