Isotopes
Flashcard
•
Chemistry
•
9th - 11th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an isotope?
Back
An isotope is a variant of a chemical element that has the same number of protons but a different number of neutrons, resulting in a different atomic mass.
2.
FLASHCARD QUESTION
Front
How many protons does a Copper atom have?
Back
29
3.
FLASHCARD QUESTION
Front
What is the mass number of an isotope?
Back
The mass number of an isotope is the total number of protons and neutrons in the nucleus of an atom.
4.
FLASHCARD QUESTION
Front
How many neutrons does the isotope of lithium with mass number 8 have?
Back
5
5.
FLASHCARD QUESTION
Front
Which subatomic particle has a positive charge?
Back
Proton.
6.
FLASHCARD QUESTION
Front
What is the charge of a neutron?
Back
Neutrons have no charge; they are neutral.
7.
FLASHCARD QUESTION
Front
How many protons does an isotope of titanium have?
Back
22
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