Atom and Element

Label the parts of an atom.

d

c

b

a

Electron

Nucleus

Neutron(Black)

Proton(Red)

Tags

NGSS.MS-PS1-1

Math the definitions to the words

• The study of matter

• Atomic number

• the smallest piece of an element

• Element

• the number of protons in the nucleus

• Chemistry

• a substance; only one kind of atom

• Ion

• atom that has gained or lost electrons

• Atom

Tags

NGSS.MS-PS1-1

The sum of the number of protons and neutrons results in an atom's approximate ________________

• pH scale

• electrons

• atomic number

• atomic mass

______________________ developed a simplified model of an atom.

• Niels Bohr

• Dmitri Mendeleev

• Ernest Rutherford

• Robert Boyle

Tags

NGSS.MS-PS1-1

__________________ developed the periodic table of elements.

• Niels Bohr

• Dmitri Mendeleev

• Ernest Rutherford

• Robert Boyle

Label the periodic cell

d

c

b

a

Atomic Number

Chemical Symbol

Element Nature

Atomic Mass