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Chemistry A Semester Exam Practice Flashcard

Chemistry A Semester Exam Practice Flashcard

Assessment

Flashcard

Chemistry

9th - 12th 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 the weakest type of bond among the following: Double covalent bond, Single covalent bond, Hydrogen bond, Ionic bond?

Back

Hydrogen bond

2.

FLASHCARD QUESTION

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

3.

FLASHCARD QUESTION

Front

How many significant figures does the result of the calculation 45.62 m − 3.1 m have?

Back

2

4.

FLASHCARD QUESTION

Front

Is the molecule polar or nonpolar if it has a symmetrical linear shape and the dipoles cancel out?

Back

Nonpolar, because the molecule has a symmetrical linear shape and the dipoles cancel out.

5.

FLASHCARD QUESTION

Front

Why do elements in the same group on the periodic table have similar properties?

Back

They have the same number of valence electrons.

6.

FLASHCARD QUESTION

Front

Define a covalent bond.

Back

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

7.

FLASHCARD QUESTION

Front

What is an ionic bond?

Back

An ionic bond is a chemical bond formed through the transfer of electrons from one atom to another, resulting in the formation of charged ions.

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