6.5 Matter Unit Test Review

How many protons does neon have?

• 10

• 20

• 30

• 15

Tags

NGSS.MS-PS1-1

How many protons are shown in this model of Carbon?2

• 12

• 6

• 5

• 18

Tags

NGSS.MS-PS1-1

A substance that can NOT be broken down into any other substance chemically or physically is —

• solution

• mixture

• compound

• element

Potassium has an atomic number of 19 and a mass number of 39.09. How many electrons will an atom of potassium have?

• 39

• 20

• 19

• 21

Tags

NGSS.MS-PS1-1

Which figure correctly identifies sodium on the periodic table?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-1

Two or more elements chemically combine together to form —

• compound

• mixture

• element

• solution

Tags

NGSS.MS-PS1-2

How many atoms of hydrogen are in C₂H₄O₂ (acetic acid)?

• 2

• 8

• 6

• 4

Tags

NGSS.MS-PS1-1

Which of the following make up the nucleus of an atom?

• electron

• proton

• orbital

• cloud

Tags

NGSS.MS-PS1-1

What has a negative charge?

• proton

• neutron

• electron

• nucleus

What type of charge does protons have?

• negative

• no charge

• positive