What is the octet rule?
Chemistry Advanced ECA- Cycle 3 Review

Flashcard
•
Chemistry
•
10th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
The octet rule states that atoms tend to gain, lose, or share electrons in order to have eight electrons in their valence shell, achieving a stable electron configuration.
2.
FLASHCARD QUESTION
Front
Which elements can exceed the octet rule?
Back
Elements in the 3rd row and below of the periodic table can sometimes exceed 8 electrons in their valence shell.
3.
FLASHCARD QUESTION
Front
What is the representative unit of a molecular compound?
Back
The representative unit of a molecular compound is a molecule.
4.
FLASHCARD QUESTION
Front
Which pair of elements is most likely to form a covalent compound?
Back
Carbon and oxygen are most likely to form a covalent compound.
5.
FLASHCARD QUESTION
Front
What is a binary acid?
Back
A binary acid is an acid composed of hydrogen and a nonmetal.
6.
FLASHCARD QUESTION
Front
What characterizes sodium fluoride (NaF)?
Back
Sodium fluoride has a high melting point and can conduct electricity in its molten state.
7.
FLASHCARD QUESTION
Front
What is a covalent bond?
Back
A covalent bond is a chemical bond formed by the sharing of electron pairs between atoms.
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