Particle Or Wave

Question 1

_ said electrons were both particles and waves

Answer 1

Louis de Broglie

Question 2

de Broglie proved that waves can behave like particles and that

Answer 2

Particles can behave like waves

Question 3

Werner Heisenberg said we cannot know exactly where an electron is located when

Answer 3

It behaves like a wave

Question 4

We cannot know exactly where electron is located when it behaves like a waves because

Answer 4

Waves extend into space (go on and on)

Question 5

Heisenberg developed the _ theory

Answer 5

Heisenberg uncertainty principle

Question 6

Heisenberg uncertainty principle states it is impossible to know simultaneously and with certainty

Answer 6

Both the momentum and position of a particle

Question 7

Heisenberg uncertainty principle means _ Bohr came up with were wrong

Answer 7

Structured orbits or energy level paths

Question 8

The orbits/energy levels were not

Answer 8

Defined paths

Question 9

Orbits/energy levels were more like _ where electron might be located

Answer 9

An area of space

Question 10

The Schrödinger equation is the basis for

Answer 10

Quantum mechanics

Question 11

Quantum mechanics is the science that explains the interactions of (2)

Answer 11

Atoms

Subatomic particles

Question 12

Schrödinger’s first name

Answer 12

Erwin

Question 13

Schröedinger’s uses both _ behavior in same equation

Answer 13

Wave

Particle

Question 14

(Schröedinger) the probability of finding an electron in a certain place is proportional to

Answer 14

The square of the wave function

Question 15

(Schröedinger equation) the most likely place to find a photon is where

Answer 15

The intensity of the light is the greatest

Question 16

(Schröedinger equation) the formula cannot tell you where the _ is exactly but

Answer 16

Electron

Question 17

(Schröedinger equation) gives you the probability of where _ can be found at any given time

Answer 17

The electron

Question 18

(Schröedinger equation) _ are described by a set of quantum numbers (2)

Answer 18

Energy states

Wave functions

Question 19

Electrons must _

Answer 19

Move constantly within an atom

Question 20

You can never know exactly

Answer 20

Where electrons are

Question 21

Electrons will always head for _ first

Answer 21

Lowest energy levels

Question 22

After heading to lowest energy levels, electrons will _

Answer 22

Fill up the shells from the nucleus outwards

Question 23

When an electron moves from a higher energy level to a lower one, it _

Answer 23

Loses energy by emitting a photon