Quantum Mechanical Model

Quantum Mechanical Model

9th - 12th Grade

15 Qs

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Quantum Mechanical Model

Quantum Mechanical Model

Assessment

Quiz

Chemistry

9th - 12th Grade

Medium

NGSS
HS-PS4-3

Standards-aligned

Created by

Crystal Dykes

Used 65+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following scientists was not involved in the development of quantum theory?

Schrodinger

Planck

Bohr

Heisenberg

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

One of the key understandings of quantum theory is that atoms emit energy in

random amounts.

specific amounts.

only the gamma range of the electromagnetic spectrum.

only the microwave range of the electromagnetic spectrum.

Tags

NGSS.HS-PS4-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bohr's model of the atom is sometimes called the planetary model. If the atoms is like a solar system, what is analogous to the sun?

energy levels

electrons

neutrons

the nucleus

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to DeBroglie, electrons can act like

particles only.

waves only.

both waves and particles.

spoiled brats.

Tags

NGSS.HS-PS4-3

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

According to Heisenberg, what two things are impossible to know at the same time regarding an electron? Check both of the correct answers.

exact charge

velocity

mass

precise location

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Because of Heisenberg's ideas about the atom, scientists modified the Bohr model of the atom. The new idea involved orbitals which are

two dimensional pathways.

actual "strings" on which the electrons travel like beads on a necklace.

three-dimensional regions of probability where electrons are most likely to be found.

a cell-like structure that contains the electrons.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

shape.

main energy level.

velocity.

charge.

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