Free Printable ELECTRONIC STRUCTURE OF THE ATOM- PART 1

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ELECTRONIC STRUCTURE OF THE ATOM- PART 1

Total questions: 24

Worksheet time: 6hrs 0mins

Name

Class

Date

A wave with a large wavelength will have a ______ frequency and _____ energy

high, low

high, high

low, high

low, low

What is the speed of light?

3.0x10⁸ ms

3.0x10⁸ m/s

6.626x10^-34Js

6.626x10^-34J/s

The frequency of violet light is 7.5x10¹⁴Hz. What is its wavelength?

4.0x10^-7 m

4.0x10⁷ m

2.25x10²³m

2.25x10²³ Hz

Which wave in the diagram has the greatest wavelength?

Which letter(s) represent the wavelength?

A & B

B & D

B & F

C & E

What is the name of this part of the wave?

crest

trough

wavelenght

amplitude

What is the unit of frequency?

m/s

True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)

true

false

Select the correct order of waves on the EMS from the longest wavelength to the shortest wavelength

Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio

Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio

Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

10.

How would you write micrometers with symbols

$\mu m$

microm

none of the above

11.

What is 1 nanometer equivalent to?

10^-9 m

10^-6 m

10^-3 m

12.

Convert 5 nanometers into micrometers

0.5µm

5µm

50µm

5000µm

0.005µm

13.

What is the frequency of UV light that has an energy of 2.39 × 10 ^-18 J?

2.32 x 10⁹Hz

3.60 x 10¹⁵Hz

1.58 x 10^-51 Hz

3 x 10⁸ m/s

14.

Find the energy, in joules per photon, of microwave radiation with a frequency of 7.91 × 10 ¹⁰ 1/s.

6.63 x 10^-34 J

5.25 x 10¹⁴J

5.24 x 10^-23 J

1.19 x 10⁴⁴ J

15.

What is the energy of an X-ray with a frequency of 1.0 x 10¹⁷ Hz?

6.63 x 10^-34 J

6.63 x 10^-17 J

1.51 x 10¹⁶ J

1.51 x 10^-16J

16.

What is the typical units of measurement for the "E" in the following equation:
E_photon= h x f

joules

meters

meters/seconds

hertz

17.

Calculate the energy of a gamma ray photon whose frequency is 5.02 x 10²⁰ Hz?

7.57 x 10⁵³^J

3.33 x 10^-13J

1.32 x 10^-54J

6.63 x 10^-34 J

18.

What is the energy of light whose wavelength is 4.06 x 10^-11 m?

2.69 x 10^-44 J

1.63 x 10^-23 J

4.90 x 10^-15 J

8.97 x 10^{-53 J}

19.

As the frequency of an electromagnetic wave increases, the amount of energy in that wave...

increases.

decreases.

stays the same.

20.

What is the frequency of radiation which has an energy of 219.1 kJ per mole (of these photons)?

615.9 x 10¹⁴ Hz

1.624 x 10¹⁴ Hz

1.058 x 10^-10 Hz

5.489 x 10¹⁴ Hz

3.588 x 10^-19 Hz

21.

The only way to increase the number of photoelectrons emitted is by increasing the _________ of the light

Intensity

Wavelength

Frequency

Energy

22.

What color of light has the greatest energy per photon?

Red

Green

Blue

Violet

23.

The photoelectric effect only occurs if the light shining on the metal is:

coherent.

above a minimum intensity.

above a minimum frequency.

above a minimum wavelength.

24.

The energy of a photon is directly proportional to its _____ and inversely proportional to its ______.

intensity - speed

wavelength - frequency

frequency - wavelength

intensity - wavelength

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ELECTRONIC STRUCTURE OF THE ATOM- PART 1

Total questions: 24

Worksheet time: 6hrs 0mins

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