What is a covalent bond?

12 Week Key Terms Reteach Tutorial

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Science
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A covalent bond is the sharing of electron pairs between atoms.
2.
FLASHCARD QUESTION
Front
How do you calculate the average atomic mass of an element with multiple isotopes?
Back
To calculate the average atomic mass, multiply the mass of each isotope by its relative abundance (as a decimal), then sum these values.
3.
FLASHCARD QUESTION
Front
What is the mass number of an atom?
Back
The mass number of an atom is the total number of protons and neutrons in its nucleus.
4.
FLASHCARD QUESTION
Front
What type of bond forms between a metal and a non-metal?
Back
An ionic bond forms between a metal and a non-metal.
5.
FLASHCARD QUESTION
Front
Which element is classified as a halogen?
Back
Fluorine is classified as a halogen.
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 electron pairs.
7.
FLASHCARD QUESTION
Front
What is an isotope?
Back
An isotope is a variant of a chemical element that has the same number of protons but a different number of neutrons.
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