Isotopes
Flashcard
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
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16 questions
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1.
FLASHCARD QUESTION
Front
What do these isotopes of carbon all have in common?
Back
They would all have the same number of protons.
2.
FLASHCARD QUESTION
Front
How many neutrons does this isotope of lithium have?
Back
5
3.
FLASHCARD QUESTION
Front
What quantities vary between the isotopes of an element?
Back
The number of neutrons.
4.
FLASHCARD QUESTION
Front
Which isotope has the greatest atomic mass?
- Li-6
- Li-7
- Li-8
- they all have the same atomic mass
Back
Li-8
5.
FLASHCARD QUESTION
Front
Fluorine has an atomic number of 9. What can you conclude about an atom of fluorine from this fact?
Back
It has 9 protons.
6.
FLASHCARD QUESTION
Front
In what part of an atom can protons be found?
Back
inside the atomic nucleus
7.
FLASHCARD QUESTION
Front
An atom of fluorine has an atomic mass of 19 amu and an atomic number of 9. What can you infer about this atom?
Back
It has 10 neutrons.
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