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Chemistry

Organic Chemistry

10th

Last updated 3:10 AM on 12/16/22
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44 Terms

1
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ELectromagnetic spectrum (7)
radio, microwave, infrared, visible (ROYGBIV), ultraviolet, x-ray, gamma ray
2
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relationship between wavelength and frequency
indirect
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relationship between wavelength and energy
indirect
4
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relationship between frequency and energy
direct
5
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The EMR with the lowest energy
radio
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The EMR with the highest energy
gamma rays
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The EMR that can be detected as heat
infarred waves
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As you move from left to right on the spectrum, frequency
increases
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as you move from left to right on the spectrum, energy
increases
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as you move from left to right on the spectrum, wavelength
shortens
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The color on the visible spectrum with the smallest wavelength
violet
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the color of the visible spectrum with the longest wavelength
red
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the speed of x-rays is \___________ the speed of microwaves
the same as
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The visible light spectrum can be explained by
ROYGBIV
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Numerically, the speed of light is
3x10^8 m/s
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green/orange has a higher energy than green/orange
Green, orange
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green/orange has a longer wavelength than green/orange
orange, green
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When an electron moves away from the nucleus, it \__________ energy
absorbs
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When an electron moves towards the nucleus, it \________ energy
emits
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As concentration increases, percent transmittance \____________
decreases
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As path length increases, absorbance \________
increases
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relationship between concentration and transmittance
indirect
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relationship between path length and absorbance
direct
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light can interact with matter in 3 ways
absorption, emission, transmission
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Properties of waves
amplitude, wavelength, frequency, and speed
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What is the wavelength
distance between peaks
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Wavelength symbol
λ
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wavelength equation
λ=c/v
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what is wavelength measured in
m
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frequency symbol
V
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frequency equation
v=c/λ
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what is frequency measured in
Hertz (Hz)
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energy symbol
E
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energy equation
E=hv
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what is energy measured in
Joules (J)
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Speed of light =
c
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c=
3x10^8 m/s
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planks constant =
h
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h=
6.626x10^-34 Js
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Triangle with C at top (top, left, right)
top: c (speed of light), left: λ (wavelength); right: v (frequency)
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triangle with E at top (top, left, right)
top: E (energy), left: h (planks constant), right: v (frequency)
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blue/green has the bigger electron transition
blue
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as electron moves out, energy
goes in
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as electron moves in, energy
goes out