Font size
WorksheetsU4 Module 16 - Atoms and The Periodic Table
Total questions: 20
Worksheet time: 12mins
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
Which subatomic particle has a positive charge?
proton
nuetron
electron
atom
Which subatomic particle has a negative charge?
proton
neutron
electron
atom
Which subatomic particle has a neutral (0) charge?
proton
nuetron
electron
atom
Which TWO of the following subatomic particles are inside the nucleus?
protons
electrons
neutrons
There are no subatomic particles in the nucleus of an atom.
__________ are the smallest unit of an element that maintains the properties of the element.
Particles
Atoms
Protons
Isotopes of an element have different number of ___________ and therefore have different masses.
Proton
Neutron
Electon
Electron in the outermost energy level are called?
Valence Electron
Valence Proton
Valence Neutron
The majority of the elements in the periodic table are
Non-Metals
Metals
Metalloids
Elements in the same _________ have the same number of valence electrons.
Period
Group
How many neutrons does Chlorine (Cl) with an atomic number of 17 and an atomic mass of 35.
17
18
19
The abbreviation is commonly used to express atomic masses?
atomic mass units (amu)
grams
protons
What is the Valence Electron Number of Neon (Ne)?
1
5
8
Matter is made up of
Energy
Chemicals
Atoms
Air
Which is an electron
a
b
c
Which is a proton
a
b
c
Which is a neutron
a
b
c
