WorksheetsPS - Atoms (Ch 4) and the Periodic Table (Ch 5) Test Review
Total questions: 64
Worksheet time: 2hrs 8mins
sub atomic particle that has a negative charge
proton
neutron
electron
an atom’s central region made up of protons and neutrons
proton cloud
electron cloud
energy level
nucleus
sub atomic particle that has a positive charge
proton
neutron
electron
valence electron
sub atomic particle that has a neutral charge
proton
neutron
electron
Element in Group 17 of the periodic table
halogen
noble gas
alkaline earth metal
transition metal
A common radioactive isotope of carbon is carbon-14. How many protons and neutrons does it have?
protons = 6; neutrons = 8
protons = 8; neutrons = 6
protons = 7; neutrons = 7
protons = 6; neutrons = 6
Sodium and potassium belong to the same _.
group
period
Sodium and potassium are _.
metals
nonmetals
metalloids
Are the properties of sodium and potassium similar or quite different?
similar
quite different
At room temperature, will the elements sodium and potassium be solids, liquids, or gases?
solid
liquid
gas
How are the hydrogen atom and the lithium atom in the illustration similar?
They both have one valence electron.
They have the same number of protons.
They are in the same period.
They have the same number of neutrons.
What is the atomic number of hydrogen in the illustration?
0
1
2
3
What is the atomic number of lithium in the illustration?
1
3
6
9
boron group
metal
nonmetal
metalloid
carbon group
metal
nonmetal
metalloid
