Periodic Table

the positively charged subatomic particle contained in the nucleus of an atom

• proton

• neutron

• electron

• matter

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a negatively charged subatomic particle that orbits the nucleus of an atom

• proton

• neutron

• electron

• matter

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What does the 6 represent?

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

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Elements which are shiny, conduct electricity and heat are called

• metal

• nonmetal

• metalloid

• nonexistent

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The atomic number of this pictured element is

• 28
• 58.6934
• Ni
• Nickel

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What are valence electrons?

• Any of an atom's electrons

• Electrons located on the first energy level

• Electrons not attached to any atom

• electrons located on the outer energy level

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The atomic number tells you what?

• number of electrons
• number of protons
• number of neutrons
• both electrons and protons in an atom.

How many electrons does a Copper atom have?

• 63
• 29
• 92
• 34

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What does the 1.00794 stand for?

• Hydrogen
• atomic number
• atomic mass
• atomic explosion

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NGSS.MS-PS1-1

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons