WorksheetsPeriodic Table Plus
Total questions: 89
Worksheet time: 7hrs 25mins
What are the vertical columns on the periodic called?
groups
periods
nonmetals
metals
metalloids
What do the vertical columns on the periodic table tell us?
The number of orbitals
The number of valence electrons (electrons on the outer most shell)
Which elements have properties in common?
elements in a group
elements in a period
What does the atomic mass tell you?
Basically, the number of electrons and protons added together
The number of neutrons
Basically, the number of protons and neutrons added together
The number of protons.
Name of group 17
Noble gases
Alkali metals
Halogens
Alkaline earth metals
Who invented the Periodic Table?
Mendeleev
Bohr
Lewis
Democritus
What happens to the number of shells as you move down a group?
They decrease by 1
They increase by 1
Nothing
What do all elements in the same period have?
same number of shells
same number of electrons
belong in the same family
To which group does this atom belong?
1
3
13
11
True or false: All elements in a family have the same number of valence electrons (except Helium and the transition metals).
True
False
As you look from left to right across a period, ionization energy and electronegativity both
increase
decrease
As you look down a group, ionization energy and electronegativity
increases
decreases
What is used to swirl, mix, or store chemicals?
Beaker
Flask
Test Tube
Graduated Cylinder
All matter is made of what
energy
atoms
electrons
compounds
The positive particles of an atom are
electrons
positrons
neutrons
protons
The central region of an atom where its neutrons and protons are is its
nucleus
electron cloud
core
center
An atom with atomic number 6 would have how many protons
6
12
3
cannot be determined
Particles in an atom that are neutral and have no charge are
negatrons
electrons
neutrons
protons
A particle that moves around the nucleus is a(n)...
Proton
Neutron
Electron
Quark
In the modern periodic table, elements are arranged by:
atomic mass
atomic number
valence electrons
number of isotopes
Protons and electrons balance the charge of an atom.
True
False
What particle uniquely identifies an element?
Number of Valence Electrons
Number of Protons
Number of Electrons
Atomic Mass
Most of the mass in an atom is concentrated in the...
electrons
nucleus
protons
empty space
Electrons are___________
Extremely small even in comparison to protons.
part of the nuclues.
Super Positive, like cheerleaders!
very large
3 subatomic particles that makeup an atom.
Positive, negative, neutral
Positron, Neutral, Electron
Proton. Neutron, Electron
The subatomic particle holds the atom together.
Proton
Neutron
Electron
Nucleus
The subatomic particle that determines reactivity.
Electron
Proton
Shell
Neutron
A neutron has a _____ charge.
Positive
Negative
Neutral
1/2 charge
The atomic number tells you the number of
Neutrons
Protons
Neutrons plus Protons
Electrons are why the atomic mass has a decimal point.
True
False
The atom model that we will use in this class is called ________ model.
Rutherford
Thompson
Bohr
Karen
An isotope has different number of ______.
Neutrons
Protons
Electrons
Nucleus
The Greek philosopher that came up with the idea of the atom.
Reid
Mr. Smith
Joe Biden
Democritus
The building block of everything.
Atoms
Elements
Positive
Biology
Bohr stated that _______ are found in shells orbiting the nucleus.
Electrons
Protons
Neutrons
Clouds
What is the mass number of bromine?
35
45
80
79.904
What is the atomic number of this element?
12
24
23

Is this a physical or chemical change?
Physical
Chemical
This is an example of _____ change.
Physical
Chemical
When was the war of 1812?
2021
1988
1812
