Talk:High School Chemistry/Electrons and Light

Quiz

Point added for a correct answer:
Points for an incorrect answer:
Ignore the questions' coefficients:

1

In 1900s, scientists found out that different elements made different colored-flames. What can be observed from this?

	The arrangement of electrons determine the different colored-flames.
	Protons and neutrons both cause these different colors.
	It depends on the electron's atomic mass.
	This never happened.

2

Complete the measurements.

1. v:

2. λ:

3

What is the speed of light?

4

Fill out the information.

As wavelength increases, frequency . As frequency increases, wavelength .

5

Which description fits the description for harmful wavelengths/frequencies?

	Short wavelength, high frequency
	Short wavelength, short frequency
	Long wavelength, high frequency
	High frequency, short wavelength

6

Fill out the information.

The visible spectrum goes from nanometers to nanometers.

7

Complete the formulas.

1. The mathematical relationship between energy and frequency:

2. The mathematical relationship between wavelength and frequency:

3. What is Planck's constant? .

8

Max Planck states that energy is quantized, and not continuous. Electromagnetic rays travel in waves and are made out of _____. Atoms can gain or lose energy in small amounts known as _____. Electrons have to ______ energy in order to move up through the orbits and ______ energy in order to move down through the orbits.

	photons, quanta, absorb, lose
	photons, quanta, lose, absorb
	quanta, photons, release, absorb
	photons, quanta, release, absorb

9

Complete the blanks with the correct information.

Electrons to the nucleus are the lowest in energy

10

Who found out that light is made up of photons?

	Albert Einstein
	Carl Bosch
	Mannhoauf Einzwegol
	Adolf Friedrich Johann Butenandt

11

Who stated that merely the act of observing an electron changes its position and velocity?

	Carl Bosch
	Werner Heisenberg
	Albert Einstein
	J. J. Thomson

12

Which rule requires you to fill up your lowest energy level before moving up to the next energy level?

	Aufbau
	Paul exclusion principle
	Hund's rule