What is the charge and mass of the nucleus of an atom?
General Chemistry review for Final

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Chemistry
•
10th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The nucleus of an atom is positively charged and has a high mass.
2.
FLASHCARD QUESTION
Front
Why are pure forms of alkali metals stored in oil?
Back
They are stored in oil to prevent reactions with oxygen and water in the air.
3.
FLASHCARD QUESTION
Front
Identify an example of an ionic compound.
Back
Lithium oxide is an example of an ionic compound.
4.
FLASHCARD QUESTION
Front
What is the overall charge of a neutral atom?
Back
The overall charge of a neutral atom is neutral.
5.
FLASHCARD QUESTION
Front
What are valence electrons?
Back
Valence electrons are electrons that are farthest away from the nucleus.
6.
FLASHCARD QUESTION
Front
What is the primary characteristic of alkali metals?
Back
Alkali metals are highly reactive and have one electron in their outermost shell.
7.
FLASHCARD QUESTION
Front
What is the difference between ionic and covalent bonds?
Back
Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.
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