AP Chem Unit 2

AP Chem Unit 2

11th - 12th Grade

•

25 Qs

quiz-placeholder

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AP Chem Unit 2

AP Chem Unit 2

Assessment

Quiz

•

Chemistry

•

11th - 12th Grade

•

Practice Problem

•

Medium

•
NGSS
HS-PS1-1, HS-PS1-3, HS-PS1-4

+2

Standards-aligned

Created by

Charles Martinez

Used 2+ times

FREE Resource

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The Lewis structure of N2H2 shows __________.

a nitrogen-nitrogen triple bond

a nitrogen-nitrogen single bond

each nitrogen has one lone pair

each nitrogen has two lone pairs

each hydrogen has one lone pair

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the nitrite ion (NO2-), __________.

both bonds are single bonds

both bonds are double bonds

both bonds are the same because of resonance

there are 20 valence electrons

there is one single and one double bond

Tags

NGSS.HS-PS1-3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The ability of an atom in a molecule to attract electrons is best quantified by the ______.

electronegativity

paramagnetism

diamagnetism

electron change-to-mass ratio

first ionization energy

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A valid Lewis structure of _______ cannot be drawn without violating the octet rule.

NF3

IF3

PF3

SbF3

SO42-

Tags

NGSS.HS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which atom can accommodate an octet of electrons, but doesn't necessarily have to accommodate an octet?

N

C

H

O

B

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the resonance form of ozone shown, the formal charge on the central oxygen atom is _______.

0

+1

-1

+2

-2

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bond enthalpy is __________.

always negative

always positive

sometimes positive and sometimes negative

always zero

unpredictable

Tags

NGSS.HS-PS1-4

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