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Lewis Structures & Covalent Bond

Lewis Structures & Covalent Bond

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a Lewis Structure?

Back

A Lewis Structure is a diagram that shows the bonding between atoms of a molecule and the lone pairs of electrons that may exist in the molecule.

2.

FLASHCARD QUESTION

Front

What is a covalent bond?

Back

A covalent bond is a chemical bond that involves the sharing of electron pairs between atoms.

3.

FLASHCARD QUESTION

Front

What is the octet rule?

Back

The octet rule states that atoms tend to form bonds in such a way that they have eight electrons in their valence shell, achieving a stable electron configuration.

4.

FLASHCARD QUESTION

Front

What is a single bond?

Back

A single bond is a covalent bond where one pair of electrons is shared between two atoms.

5.

FLASHCARD QUESTION

Front

What is a double bond?

Back

A double bond is a covalent bond where two pairs of electrons are shared between two atoms.

6.

FLASHCARD QUESTION

Front

What is a triple bond?

Back

A triple bond is a covalent bond where three pairs of electrons are shared between two atoms.

7.

FLASHCARD QUESTION

Front

How many valence electrons do most elements need to be stable?

Back

Most elements need 8 valence electrons to be stable, according to the octet rule.

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