What defines an element in terms of its atomic structure?

Atoms, Ions, and Their Charges Explained

Interactive Video
•
Chemistry, Science, Physics
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The atomic mass
The number of neutrons
The number of protons
The number of electrons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to an atom when it loses an electron?
It becomes a positive ion
It becomes a neutral atom
It remains unchanged
It becomes a negative ion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If an atom has more electrons than protons, what is it called?
A molecule
A neutral atom
An anion
A cation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many protons does a neutral boron atom have?
Six
Five
Four
Seven
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of platinum, what is the charge of the ion if it has 74 electrons?
Neutral
-4
+4
+2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many neutrons are present in a platinum atom with a mass number of 195?
78
100
117
195
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for a positively charged ion?
Proton
Neutral ion
Cation
Anion
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