Chem Test 9/26

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21 Terms

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The 2 equations used in Wave Calculaitons

v=f⋅λ and E=h⋅f

2
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What does v stand for

wave speed

3
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What does f stand for

frequency of wave

4
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What does λ stand for

wavelength

5
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What does E stand for

energy of a photon

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What does H stand for

plancks constant (6.626 10^-34 J * s)

7
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to find energy use what equation

e = h * f

8
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what is speed of light in a vacuum?

3.00 * 10^8 m/s

9
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what is the equation for wavelength with frequency

e = h * f

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frequency with wavelength

f = v/ λ

11
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what equatiom for frequency with given carried energy

f = e/h

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state when all elecetrons of an atom are in loweest possible enrgy levels

ground state

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how many electrons in s sublevels

2

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how many electrons in p sublevels

6

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how many electrons in d sublevels

10

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how many electrons in f sublevels

14

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a term describing outermost electrons in an atom

valence electrons

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The three-dimensional region in space where an electron is likely to exist is called?

orbital[

19
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process by which the core electrons partially block the attraction between the nucleus and the valence electrons

electron screening

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What are the Noble Gases

  • Helium (He)

    • Atomic Number: 2

  • Neon (Ne)

    • Atomic Number: 10

  • Argon (Ar)

    • Atomic Number: 18

  • Krypton (Kr)

    • Atomic Number: 36

  • Xenon (Xe)

    • Atomic Number: 54

  • Radon (Rn)

    • Atomic Number: 86

  • Oganesson (Og) (a synthetic element and only known in very limited quantities)

    • Atomic Number: 118

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