Option C Chemistry

Option C Chemistry

7th Grade

15 Qs

quiz-placeholder

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Option C Chemistry

Option C Chemistry

Assessment

Quiz

Science

7th Grade

Hard

NGSS
MS-PS1-1, MS-PS1-4, HS-PS1-1

+4

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many protons, neutrons, and electrons are in a neutral nitrogen atom?

7 protons, 14 neutrons, 7 electrons

7 protons, 7 neutrons, 7 electrons

14 protons, 7 neutrons, 7 electrons

7 protons, 7 neutrons, 14 electrons

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What ion will the element Sulfur make?

+2

+6

-6

-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Melting and Burning are very similar properties. Are they chemical or physical properties?

Melting is chemical and burning is physical.

They're both chemical

Burning is chemical and melting is physical

They're both physical

Tags

NGSS.MS-PS1-4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many electrons fill the first 3 shells of an atom?

2, 8, 8

8, 8, 8

2, 8, 18

2, 2, 2

Tags

NGSS.MS-PS1-1

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Media Image

You have two unknown white substances. You know one is an ionic compound and the other is covalent. What tests could you do to determine which is which? (Choose all that apply)

Try melting them - ionic compounds have higher melting points than covalent

Look at them under a microscope - covalent compounds usually form crystal lattices.

Try burning them - covalent compounds usually change the color of the flame

Try dissolving them - ionic compounds usually dissolve better than covalent

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Why are valence electrons so important?

Valence electrons are the closest to the nucleus

Valence electrons are the only electrons involved in bonding

Valence electrons are the only electrons not involved in bonding

Valence electrons make an atom radioactive

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Why do elements bond?

To become stable - to get 8 valence electrons

To become stable - to get 10 valence electrons

To become unstable - to use less energy

To become unstable - to use more energy

Tags

NGSS.MS-PS1-1

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