8 grade final quiz

Which is NOT a form of matter??

• atom
• element
• energy
• compound

What particles make up atoms??

• Protons
• Neutrons
• Electrons
• All of the above

Tags

NGSS.MS-PS1-1

What is the GREATEST number of valence electrons an atom can have in the 2nd shell?

• 1
• 3
• 6
• 8

Tags

NGSS.MS-PS1-1

Substances listed of the left side of a chemical equation are the...

• Reactants
• Coefficients
• Products
• Precipitates

Tags

NGSS.MS-PS1-2

A row across the Periodic Table is called...

• Family
• Section
• Period
• Group

What are the particles that move rapidly in all directions in the space outside the nucleus called?

• Electrons
• Ions
• Protons
• Neutrons

Tags

NGSS.MS-PS1-1

_______ and _______ are located inside of the nucleus.

• Electrons and Protons
• Protons and Neutrons
• Neutrons and Electrons

If a Carbon atom has 6 protons, how many electrons will it have?

• 2
• 4
• 6
• 8

Tags

NGSS.MS-PS1-1

The elements in a column of the periodic table...

• have similar atomic numbers
• start with the same letter
• have similar properties
• are not related in any way

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The elements in this group have 5 outer electrons.

• Group 5
• Group 1
• Group 18
• Group 15