Chemistry Review Week 1

What subatomic particles would you find in the nucleus of an atom?

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

Which subatomic particles contribute the most to the mass of an atom?

• Protons, Neutrons, Electrons
• Protons only
• Protons and Electrons
• Protons and Neutrons

The first energy level can hold up to how many electrons?

• 8
• 4
• 2
• 5

the central region of an atom where its neutrons and protons are is its 

• nucleus 
• electron cloud
• core 
• center 

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

What part of the atom is the arrow pointing to?

• nucleus
• proton
• electron shell
• electron

Which element is the least reactive?

• Li

• Ne

• B

• C

Students in Mrs. Clark's science class are investigating a substance that has the following properties

-shiny

-bends easily

-hard, not easily broken

Based on these properties how would you classify the substance?

• metal

• nonmetal

• metalloid

The horizontal row on the periodic table is called a

• group
• family
• period
• atomic number

What elements generally make an ionic bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above