Periodic Table 10-2

The atomic number tells you what?

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

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

Tags

NGSS.HS-PS1-1

Which is a halogen?

• Helium
• Chlorine
• Oxygen
• Neptune

Tags

NGSS.HS-PS1-1

Atoms with similar properties are most likely located...

• in the same period.
• in the same group.
• in different periods.
• to the right and left of each other.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the element symbol for boron? 

• B
• Bo
• Bn
• W

Each element is unique based on its number of protons, also known as the...

• atomic mass
• valence number
• atomic symbol
• atomic number

The atomic number of this pictured element is

• 28
• 58.6934
• Ni
• Nickel

Tags

NGSS.HS-PS1-1

A neutron has a charge of

• +2
• No charge
• -1
• +1

What are the three main groups of the periodic table?

• groups

• metal

• nonmetals

• metalloids

• periods

What are the vertical columns on the periodic called?

• groups

• periods

• nonmetals

• metals

• metalloids