Bonds and Equations

Flashcard
•
Science
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What are valence electrons?
Back
Valence electrons are the electrons located in the outer-most shell of an atom that are involved in bonding.
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
FLASHCARD QUESTION
Front
What type of bond shares electrons equally?
Back
A nonpolar covalent bond shares electrons equally between atoms.
3.
FLASHCARD QUESTION
Front
Where are valence electrons found in an atom?
Back
Valence electrons are found in the outer-most shell of an atom.
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
4.
FLASHCARD QUESTION
Front
What charge does an atom have if it loses two electrons?
Back
If an atom loses two electrons, it will have a +2 charge.
5.
FLASHCARD QUESTION
Front
What happens to an atom when it loses an electron?
Back
When an atom loses an electron, it becomes a positive ion.
6.
FLASHCARD QUESTION
Front
What is the difference between ionic and covalent bonds?
Back
Ionic bonds involve the transfer of electrons from one atom to another, while covalent bonds involve the sharing of electrons between atoms.
7.
FLASHCARD QUESTION
Front
What is an ion?
Back
An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.
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