QUIZ - Chemistry 1

FIRST Name:

LAST Name:

Class Period:

• 1
• 2
• 5
• 6
• 8

Which statement best describes the term, "chemistry."

• Chemistry is the study of the Earth.
• Chemistry is the study of Matter.
• Chemistry is the study of Living Things.
• Chemistry is the study of Lab Equipment.

What is the mass reading on this triple beam balance?

• 200.4 g
• 204.2 g
• 242.0 g

What is the mass reading on this triple beam balance?

• 205.9 g
• 290.5 g
• 295.0 g

What does an element's Atomic Number represent?

• the number of positive protons in an atom's nucleus
• the number of negative neutrons in an atom's nucleus
• the number of neutral electrons orbiting an atom's nucleus
• the number of positive protons PLUS neutral neutrons in an atom's nucleus

What is the center of the atom called?

• orbital
• molecule
• nucleus
• ion

Which of the three subatomic particles is the smallest (least massive)?

• Protons
• Neutrons
• Electrons
• All of the subatomic particles are the same size (mass)

What is the MASS of the atom in the model below?

• 3
• 4
• 7
• 10