Chemistry Fall Final Review

What is the charge of a proton?

• Positive

• Negative

• Neutral

• Variable

What does APE MAN stand for in chemistry?

• Atomic number = Protons = Electrons; Mass = Atomic number + Neutrons

• Atomic number = Protons = Electrons; Mass = Protons + Neutrons

• Atomic number = Protons = Electrons; Mass = Neutrons - Protons

• Atomic number = Protons = Electrons; Mass = Electrons - Neutrons

Tags

NGSS.HS-PS1-7

What is the atomic number of carbon-12 (¹²₆C)?

• 6

• 12

• 18

• 24

How many protons does gold (Au) have?

• 79

• 47

• 29

• 82

Calculate the average atomic mass of Copper (Cu).

• 251.5

• 252.5

• 253.5

• 254.5

Identify the following particles that are emitted during radiation: Alpha, Beta, Gamma.

• Alpha - paper, Beta - aluminum, Gamma - lead

• Alpha - lead, Beta - paper, Gamma - aluminum

• Alpha - aluminum, Beta - lead, Gamma - paper

• Alpha - paper, Beta - lead, Gamma - aluminum

What type of radioactive emission is shown?

• Alpha

• Beta

• Gamma

Tags

NGSS.HS-PS1-8

Define nuclear fission and nuclear fusion.

• Fission splits atoms, fusion combines them

• Fission combines atoms, fusion splits them

• Both fission and fusion split atoms

• Both fission and fusion combine atoms

Tags

NGSS.HS-PS1-8

The following picture represents….

• nuclear fission

• nuclear fusion

• radioactive decay

• chemical reaction

Tags

NGSS.HS-PS1-8

What element has the electron configuration 1s² 2s² 2p⁶ 3s² 3p³?

• Phosphorus

• Silicon

• Sulfur

• Chlorine

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2