What is an isotope?
Atomic Structure Chemistry_2024

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Chemistry
•
10th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
An isotope of an element has the same number of protons but a different number of neutrons.
2.
FLASHCARD QUESTION
Front
How do you calculate the number of neutrons in an atom?
Back
Subtract the atomic number from the mass number.
3.
FLASHCARD QUESTION
Front
If an element has a mass number of 11 and an atomic number of 5, how many neutrons does it have?
Back
6 neutrons.
4.
FLASHCARD QUESTION
Front
What must be true for an atom to be neutral?
Back
The number of protons must equal the number of electrons.
5.
FLASHCARD QUESTION
Front
What are the three main subatomic particles?
Back
Protons, neutrons, and electrons.
6.
FLASHCARD QUESTION
Front
What is the charge of a proton?
Back
Positive.
7.
FLASHCARD QUESTION
Front
What is the charge of a neutron?
Back
Neutral.
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