What is an isotope?
Ions & Isotopes

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Science
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8th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Atoms of the same element that have different numbers of neutrons, resulting in different atomic masses.
2.
FLASHCARD QUESTION
Front
How do you determine if an atom is an isotope using the periodic table?
Back
Look at the atomic mass of the atom.
3.
FLASHCARD QUESTION
Front
What is the hyphen notation for an isotope?
Back
It is written as 'Element Name-Mass Number', e.g., Yttrium-89.
4.
FLASHCARD QUESTION
Front
What forms an ion?
Back
An ion forms when an atom gains or loses electrons.
5.
FLASHCARD QUESTION
Front
What is a neutral atom?
Back
An atom with the same number of protons and electrons, resulting in no charge.
6.
FLASHCARD QUESTION
Front
What is the difference between an ion and an isotope?
Back
An ion is formed by the gain or loss of electrons, while an isotope has a different number of neutrons.
7.
FLASHCARD QUESTION
Front
What is the atomic number?
Back
The number of protons in the nucleus of an atom, which defines the element.
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