Set 7A

the smallest piece of an element that can be recognized as that element

• atom

• electron

• neutron

• proton

• nucleus

Tags

NGSS.MS-PS1-1

has a negative charge; travels around the nucleus

• atom

• electron

• neutron

• proton

• nucleus

has no charge ; located in the nucleus

• atom

• electron

• neutron

• proton

• nucleus

center part of an atom (made up of the proton and neutron)

• atom

• electron

• neutron

• proton

• nucleus

The number of protons plus neutrons is the atom's approximate atomic ___

_______ developed the periodic table of the elements, which classifies elements.

• Albert Einstein

• Isaac Newton

• Dmitri Mendeleev

Abbreviations for the names of elements are chemical ________

label the parts of an atom

a

b

c

d

nucleus

electron

proton

neutron

Tags

NGSS.MS-PS1-1

Organize these options into the right categories

Groups:

(a) period

,

(b) group

• vertical columns of the periodic table

• horizontal rows of the periodic table