Chemistry Unit 1 Test Review

What is the charge of this atom?

• 12

• -2

• +2

• +4

• -4

Which subatomic particles have a mass of 1?

• Proton

• Neutron

• Electron

• Megatron

Which subatomic particles are found in the atom's nucleus?

• Proton

• Neutron

• Electron

• Nucleotron

Which subatomic particle will tell you which element you is being represented?

• Proton

• Neutron

• Electron

• Semitron

An isotope is an atom with a different number of what subatomic particles than another atom of the same element?

• Proton

• Neutron

• Electron

• Isotron

Is this atom an ion?

• Yes

• No

What is the mass of this atom?

• 22

• 20

• 12

• 4

• 18

What is the isotope name of this atom?

• Beryllium - 22

• Beryllium - 20

• Beryllium

• Beryllium - +4

• Titanium - 22

Is this the proper way to write a Lewis Dot Structure for Silicone?

• Yes

• No

• If you are left handed it is but not right handed

How many valence electrons does Phosphorus (P) have?

• 15

• 3

• 4

• 5

• 6