Unit 1 Test Review-Chemistry Basics

all matter is made of what 

• energy 
• atoms 
• electrons 
• compounds 

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NGSS.MS-PS1-1

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

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NGSS.MS-PS1-1

the central region of an atom where its neutrons and protons are is its 

• nucleus 
• electron cloud
• core 
• center 

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NGSS.MS-PS1-1

Which of the following is a negatively charged subatomic particle?

• Electron
• Proton
• Neutron
• Quark

The particles that are found in the nucleus of an atom are

• neutrons and electrons
• electrons only
• protons and neutrons
• protons and electrons

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NGSS.MS-PS1-1

Where are electrons of an atom found?

• Nucleus
• Electron Cloud
• Some are in the nucleus and some in the electron cloud.
• They are moving everywhere.

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NGSS.MS-PS1-1

electrons have this type of charge?

• negative
• positive
• neutral

The horizontal row on the periodic table is called a

• group
• family
• period
• atomic number

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NGSS.HS-PS1-1

A vertical column is called...

• group
• tower
• period
• crew

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

The number at the bottom of each square on the periodic table is the ...

• atomic number
• atomic mass
• chemical symbol
• element name

Tags

NGSS.MS-PS1-1