All atoms are ____.
Chemistry Semester 1 Part 1

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Chemistry
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10th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
neutral, with the number of protons equaling the number of electrons.
2.
FLASHCARD QUESTION
Front
Isotopes of the same element have different ____.
Back
mass numbers.
3.
FLASHCARD QUESTION
Front
What is the maximum number of d orbitals in a principal energy level?
Back
5.
4.
FLASHCARD QUESTION
Front
If the spin of one electron in an orbital is clockwise, what is the spin of the other electron in that orbital?
Back
counterclockwise.
5.
FLASHCARD QUESTION
Front
What is the electron configuration of potassium?
Back
1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹.
6.
FLASHCARD QUESTION
Front
Define an atom.
Back
The smallest unit of matter that retains the properties of an element.
7.
FLASHCARD QUESTION
Front
What is the atomic number?
Back
The number of protons in the nucleus of an atom.
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