Isotopes 1

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Chemistry
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
What is an isotope?
Back
Isotopes are variants of a particular chemical element that have the same number of protons but different numbers of neutrons.
2.
FLASHCARD QUESTION
Front
How do isotopes of an element differ from each other?
Back
Isotopes differ in the number of neutrons they contain.
3.
FLASHCARD QUESTION
Front
What is the atomic number of an element?
Back
The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.
4.
FLASHCARD QUESTION
Front
How many neutrons are in Potassium-39?
Back
Potassium-39 has 20 neutrons.
5.
FLASHCARD QUESTION
Front
What is the relationship between the number of protons and neutrons in an isotope?
Back
The number of protons defines the element, while the number of neutrons can vary, resulting in different isotopes of that element.
6.
FLASHCARD QUESTION
Front
If an atom has 1 proton, 1 electron, and 1 neutron, what is its atomic number?
Back
The atomic number is 1.
7.
FLASHCARD QUESTION
Front
How many neutrons are in Nitrogen-16?
Back
Nitrogen-16 has 9 neutrons.
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