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WorksheetsOct 2021 Atomic Calcs Quiz
Total questions: 16
Worksheet time: 8mins
What is the atomic number?
the number of protons in the nucleus
the number of neutrons in the nucleus
the number of protons and neutrons in the nucleus
the number of protons in the energy levels
What is the mass number?
the number of protons in the nucleus
the number of neutrons in the nucleus
the number of protons and neutrons in the nucleus
the number of protons and electrons in the atom
What does the 6 represent?
atomic number
Atomic mass
chemical symbol
element name
Where is most of the mass in an atom located?
in the neutrons
in the nucleus
in the electrons
in the protons
Which of the following determines the identity of an element?
number of protons
number of neutrons
atomic mass
number of shells
Which particle is negatively charged?
atom
proton
neutron
electron
Valence electrons are the...
Outermost electrons
Innermost electrons
Middle electrons
Any electrons
What is a subatomic particle with a positive charge that is in the nucleus of an atom?
proton
neutron
electron
valence electron
What is the name of this element?
Neon
Lithium
Carbon
Boron
Which set of information completes the 2nd row of the chart?
Sulfur; 16; 33
Sodium; 11; 28
Sulfur; 16; 32
Sulfur; 17; 32.065
What would the number of neutrons be in row 4 (Ti with a mass number of 48)?
26
22
48
70
Which set of information completes the 3rd row of the chart?
Barium; Ba; 138
Barium; Br; 136
Lead; Pb; 82
Barium; Ba; 56
What is the mass number in row 5 (Iodine with 73 neutrons)?
73
106
126
53
How many atoms of Hydrogen are in H2O
1
2
3
more than 3
How many atoms are there TOTAL in H2SO4 ?
6
5
7
3
How many atoms of Hydrogen are in this compound?
1
2
3
4
