ELEMENTS

What does the 6 represent?

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

What does 12.011 represent?

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

What does the C represent?

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

These are found on the Periodic Table.

• Compounds
• Elements
• Mixtures

the basic structural unit of matter

• atom

• matter

• element

• nucleus

a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means

• element

• subatomic particle

• electron

• matter

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

• proton

• neutron

• electron

• matter

a subatomic particle, contained in the nucleus of an atom, having the same mass as a proton but no electrical charge

• proton

• neutron

• electron

• matter

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

• proton

• neutron

• electron

• matter

The atomic number of this pictured element is

• 28
• 58.6934
• Ni
• Nickel