Periodic Table

The atomic number tells you what?

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

The family in the periodic table that contains the most reactive metals is the_______

• Alkaline Earth Metals
• Transition Metals 
• Alkali Metals
• Other Metals

The atomic number of this pictured element is

• 28
• 58.6934
• Ni
• Nickel

What does the H stand for?

• Hydrogen
• atomic number
• atomic mass
• atomic explosion

The yellow atoms are called 

• metals
• nonmetals
• metalloids
• noble gases

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

What is the name of the group that never reacts--ever ever they are stable with a full outermost ring!!!

• noble gases
• transition
• halogens
• borons

All matter is made of .....

• energy 
• atoms 
• air
• chemistry

In the modern periodic table elements are arranged by:

• atomic mass
• atomic number
• valence electrons
• number of isotopes

Particles in an atom's nucleus that are neutral and have no charge are 

• megatrons. 
• electrons.
• neutrons.
• protons. 

Tags

NGSS.HS-PS1-8