Chemistry Grade 8

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 electrical charge of a proton?

• Positive
• Negative
• Neutral

What is the electrical charge of an electron?

• Positive
• Negative
• Neutral

How are elements arranged on the Periodic Table?

• Phase of matter
• Density
• # of protons
• Abundance on Earth

Which group of elements will NOT react with other elements?

• Metals
• Metalloids
• Non-metals
• Noble gases

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

What is the smallest part of an element?

• Molecule
• Atom
• Mixture
• Compound

Tags

NGSS.MS-PS1-1

A row across the Periodic Table is called...

• Family
• Section
• Period
• Group