A(n) _______________ represents the area in an atom where an electron is most likely to be found.
Module 2 Check Matter

Quiz
•
Science
•
10th Grade
•
Hard
Mr. Hari
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
orbital
atomic mass
energy level
ion
mass number
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An atom that gains or loses an electron and has an electric charge is called a(n) _______________.
energy level
neutron
mass number
atomic mass
ion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The combined number of protons and neutrons is the _______________.
atomic number
mass number
ion
atomic mass
energy level
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The _______________ is the average of the mass numbers of the isotopes of an element.
atomic mass
energy level
ion
mass number
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many electrons can be held in the innermost energy level of atoms?
2
8
18
32
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Many elements are mixtures of
isotopes.
oxygen.
electrons.
neutrons.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chemical behavior of different elements is determined by the
number of electrons in the innermost energy level.
total number of electrons in all of the energy levels.
number of electrons in the outermost energy level.
number of electrons in the middle energy level.
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