Unit 7

Unit 7

10th Grade

34 Qs

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Unit 7

Unit 7

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Medium

NGSS
HS-PS1-1, HS-PS3-2, HS-PS1-2

Standards-aligned

Created by

Ana Munoz-Gonzalez

Used 3+ times

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34 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Using the graph, what general trend exists for the first ionization energy within a period?

Ionization energy increases

Ionization energy increases then decreases

Ionization energy decreases

Ionization energy remains constant

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following elements has the highest ionization energy?

Phosphorus

Fluorine

Neon

Argon

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which diagram below depicts the atom with the lowest first ionization energy?

Diagram A

Diagram B

Diagram C

Diagram D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ionization potential of an element is the amount of energy required to remove an electron from an isolated atom or molecule. According to the periodic table, which of the following indicates the correct decreasing order of ionization potential?

Li > Na > K > Cs

Li > K > Na > Cs

Na > K > Li > Cs

Cs > K > Na > Li

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to VSEPR theory, what is the shape of a molecule of difluoromethane, CH2F2?

trigonal planar

linear

tetrahedral

bent

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Use the electron dot formula of the nitrate ion to predict the shape of the ion.

linear

trigonal planar

trigonal pyramidal

tetrahedral

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these molecular geometries forms a molecule with a bent shape?

linear geometry with two lone pairs of electrons

tetrahedral geometry with one lone pair of electrons

trigonal planar geometry with one lone pair of electrons

trigonal planar geometry with two lone pairs of electrons

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