Atomic Structure and Properties
Interactive Video
•
Physics, Chemistry, Biology
•
6th - 8th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are atoms primarily composed of?
Organisms
Tiny particles
Molecules
Cells
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the central part of an atom called?
Electron
Nucleus
Proton
Neutron
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which particles have a relative mass of one?
Protons and electrons
Protons and neutrons
Electrons
Neutrons and electrons
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What charge do electrons carry?
Neutral
Positive
No charge
Negative
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an atom gains an electron?
It becomes a proton
It becomes a negative ion
It remains neutral
It becomes a positive ion
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for an atom that has lost or gained electrons?
Compound
Element
Ion
Molecule
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the atomic number of an element indicate?
Number of electrons
Number of neutrons
Number of atoms
Number of protons
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