Unit 1: Atomic Structure Check Quiz

Page 1-2:

Oxygen-16 has 8 neutrons. Oxygen-18 has how many neutrons?

• 8

• 16

• 10

Page 1-2:

A neutral Sodium atom is pictured. If this atom changes to a Sodium Ion with a charge of +1, what has happened to its atom?

• It has lost an electron

• It has gained an electron

• It has gained a proton

• It has gained a neutron

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Page 2:

Which of these are isotopes of Chlorine (Cl)? Select all that apply

• 17 protons, 18 neutrons

• 17 protons, 20 neutrons

• 16 protons, 16 neutrons

• 18 protons, 22 neutrons

• 16 protons, 18 neutrons

Tags

NGSS.HS-PS1-8

Page 3:

A neutral Sulphur (S) atom has gained 2 electrons during a chemical reaction.

If its original Electron Configuration was [Ne]3s2 3p4,

What is the new electron configuration?

• [Ne] 3s2 3p2

• [Ne] 3s2 3p6

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Page 4:

The wavelength of light that is emitted from an atom is tied to the ______ in which it absorbed from its surroundings.

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Page 5:

Which colors have the least energy and longest wavelength?

• Red/Orange

• Yellow/Green

• Blue/Violet

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

Page 7

Which of these wavelengths are shown to be harmful to human health? Select all that apply

• Gamma Rays

• Ultraviolet

• X-rays

• Visible Light

• Radio

Tags

NGSS.HS-PS4-4

Page 7-8:

Use the data table showing Parent/daughter isotopes and half-lives.

Rock 1 was shown to have 50% Potassium-40 left.

Rock 2 was shown to have 25% Uranium-235 left.

Which rock is older?
(Don't just guess...take time to work out the calculations)

• Rock 1

• Rock 2

• They are the same age

Tags

NGSS.HS-PS1-8

Page 8-9:

What is happening during the Main sequence of EVERY star?

• H fusing to He

• He Fusing to C

• C Fusing to Heavier elements

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Page 8-9:

The Star begins its life with an ample supply of ________. (name the element)