NEW
Font size
WorksheetsAtoms and Periodic Table
Total questions: 31
Worksheet time: 22mins
The atomic number is equal to the number of what?
Valence Electrons
Protons
Neutrons
Atomic Mass
The atomic mass is found by adding which two sub-atomic particles?
Protons & Electrons
Electrons & Neutrons
Protons & Neutrons
Neutrons & Ions
In a neutral atom, the number of protons is equal to the number of what?
Electrons
Neutrons
Atomic Mass
Atoms
How many protons, neutrons, & electrons does Sodium have?
23 protons, 11 neutrons, 23 electrons
11 protons, 11 neutrons, 11 electrons
12 protons, 34 neutrons, 11 electrons
11 protons, 12 neutrons, 11 electrons
The first shell or energy level can hold up how many electrons?
1
2
8
18
The second shell or energy level can hold up to how many electrons?
1
2
8
18
The third shell or energy level can hold up to how many electrons?
1
2
8
18
Valence Electrons are electrons that...
Are highly reactive
Are located in the first energy level
Are located in the second energy level
Are located in the outer most energy level
The three main groups that make up the period table are?
protons, neutrons, electrons
periods, groups, rows
metals, metalloids, non-metals
noble gases, alkali metals, transition metals
The periodic table is arranged by?
Atomic Mass
Atomic Weight
Atomic Number
Atomic Symbol
What is the name of the scientist who is credited with creating the periodic table?
Bill Nye
Albert Einstein
Dmitri Mendeleev
Thomas Edison
Noble gases are located in which area of the periodic table?
Far Left Column
Far Bottom Row
Zig-zag between the metals and non-metals
Far Right Column
About how many elements are in the periodic table?
10
50
100
1000
Which of these is NOT listed in the periodic table?
Element Name or Symbol
Atomic Mass
Atomic Number
Melting point
The rows of the periodic table are called groups.
True
False
The columns of the periodic table are called periods.
True
False
