ICP Exam #4 Review

Which of these is an example of an element?

• Salt
• Gold
• Brass
• Water

Which of these is an example of a compound?

• Mercury
• Steel
• Water
• Air

Tags

NGSS.MS-PS1-1

Which of these is an example of a mixture?

• Vinegar (acetic acid)
• Tin
• Sucrose (sugar)
• Air

What was the first subatomic particle discovered?

• Electrons
• Protons
• Neutrons
• Megatrons

Whose atomic model first included a nucleus?

• Dalton
• Bohr
• Rutherford
• Democritus

Tags

NGSS.HS-PS1-8

Which of the following would make a neutral atom?

• Electrons = Protons
• Neutrons = Protons
• Electrons = Neutrons
• Protons = Neutrons

How many neutrons are in barium-140?

• 84
• 140
• 56
• 137

How many protons are in cadmium-110?

• 110
• 48
• 62
• 112

Which subatomic particles have a mass of 1 amu?

• Protons only
• Electrons only
• Protons + neutrons
• Neutrons + electrons

Which of the following elements is a transition metal?

• Zinc (Zn)
• Aluminum (Al)
• Rubidium (Rb)
• Bromine (Br)