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WorksheetsDiagnostic Quiz
Total questions: 25
Worksheet time: 12mins
The property of an atom that's equal to the number of protons is called ___.
atomic mass
atomic number
atomic weight
atomic size
The mass number of an atom is equal to the
atomic weight
the sum of protons and electrons
the sum of protons and neutrons
the sum of electrons and neutrons
Check all that are correct
Which of the following are properties of metals?
Mostly gases at room temperature.
Dull
Left side of the Periodic Table
Good Conductor of heat and electricity
Ductile
What is the mass number?
(a)
What is the atomic number?
(a)
How many electrons are present?
(a)
An atom with an atomic number of 15 has 15 protons and (a) electrons.
Metals are on the left side of the zig zag line and nonmetals, with exception of Hydrogen, are on the right side of the zig zag line.
True
False
What is the atomic mass of Arsenic?
33
107
75
Which will have the largest ionization energy: Ag, Rb, I, or Sn?
Ag
Rb
I
Sn
How many total electrons are in a neutral atom of lithium?
3
4
6.9
1
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
To what group in the periodic table do you find the halogens?
1
2
16
17
Which particles are inside the nucleus of an atom?
electrons
electrons and protons
neutrons
protons and neutrons
The negatively charged particle of an atom is ____.
nucleus
proton
electron
neutron
Subatomic particles with no charge are ___.
Electrons
Neutrons
Protons
Quarks
The inert or noble gases are found in Group ___ of the periodic table.
16
17
18
Which of the following is a metalloid?
sodium, Na
silicon, Si
Aluminum, Al
fluorine, F
Most metals are NOT
ductile.
good conductors of heat and electricity.
liquid at room temperature.
malleable.
Group 1 elements, except hydrogen, on the periodic table are called
alkali metals
metalloids
halogens
noble gases
Elements in the same group have the same
Properties
Number of electrons
Number of protons
Nucleus
On the Periodic Table, groups are vertical columns and periods are horizontal rows.
True
False
How many neutrons are present?
(a)
How many protons are present?
(a)
How many electrons are present?
(a)
