Atoms Day 1

Atoms Day 1

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Multiple Choice

What is the symbol for carbon?

• Ca

• Cr

• Co

• C

Multiple Choice

What is the symbol for magnesium?

• Mg

• Ma

• M

• Mn

Multiple Choice

What is the symbol for aluminum?

• A

• Al

• Au

• Am

Multiple Choice

all matter is made of what 

• energy 
• atoms 
• electrons 
• compounds 

Multiple Choice

What subatomic particle is electrically neutral (no charge)?

• Proton
• Ion
• Neutron
• Electron

Multiple Choice

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

Multiple Choice

What is the electrical charge on an electron ?

• positive

• negative

• neutral

Multiple Choice

Who was the first to propose that matter consist of indivisible particle of matter called atoms?

• John Dalton

• Aristotle

• Democritus

• Plato

Multiple Choice

Dalton developed the first scientifically tested atomic theory.

• True

• False