7.2C Covalent Lewis Structures

7.2C Covalent Lewis Structures

Assessment

Flashcard

Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Wayground Content

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14 questions

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1.

FLASHCARD QUESTION

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds with other atoms.

2.

FLASHCARD QUESTION

Front

How many valence electrons does Phosphorus have?

Back

5

3.

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, typically between nonmetals.

4.

FLASHCARD QUESTION

Front

What is the molecular formula for Ammonia?

Back

NH₃

5.

FLASHCARD QUESTION

Front

How many double bonds are in CHCl₃?

Back

0

6.

FLASHCARD QUESTION

Front

In the Lewis structure of CH₄, how many unshared electron pairs surround the carbon atom?

Back

0

7.

FLASHCARD QUESTION

Front

What is the significance of Lewis structures?

Back

Lewis structures visually represent the arrangement of atoms and the distribution of electrons in a molecule.

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