Determining subatomic particles
Interactive Video
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Medium
Cynthia VanOchten
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The top whole number in each element box is called the atomic number. It tells us the number of ______ that an atom of a specific element contains.
protons
neutrons
electrons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If an atom is neutral (not charged), its number of _____ ='s its number of _______
neutrons; electrons
protons; neutrons
protons; electrons
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number at the bottom of the periodic table box, below an elements name or symbol is called the....
electron orbital or shell
nucleus
atomic number
atomic mass
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The atomic mass (or the weight of an atom) is equal to .....
protons + neutrons
protons + electrons
electrons + neutrons
protons + neutrons + electrons
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To find the number of neutrons.....
add the atomic number and atomic mass (rounded)
subtract the atomic number from the rounded atomic mass
simply list the rounded atomic mass
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the atom is neutral, the number of protons and electrons....
are equal
are not equal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To get the number of protons look at....
the top number on the periodic table
the bottom number on the periodic table
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