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Organic Chemistry Lab > IR Spectroscopy > Flashcards

IR Spectroscopy Flashcards

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1
Q

what does EMR stand for?

A

electromagnetic radiation

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2
Q

what is the range for ultraviolet light?

A

190-440 nm

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3
Q

what is the range for visible light?

A

400-750 nm

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4
Q

energy is ___ proportional to frequency of light

A

directly

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5
Q

high energy means __ frequency

A

high

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6
Q

energy is ___ proportional to wavelength of light

A

inversely

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7
Q

high energy means ___ wavelengths

A

short

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8
Q

vibration frequency is ___ proportional to force binding 2 atoms

A

directly

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9
Q

vibration frequency is ___ proportional to size of atoms

A

inversely

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10
Q

what molecular transition correlates to the energy band in infrared?

A

vibrational (bonds bending, stretching, flexing)

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11
Q

what molecular transition correlates to energy band in UV?

A

excitement of electrons

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12
Q

what molecular transition correlates to energy band in radio frequency?

A

rotational / nuclear spin

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Organic Chemistry Lab (10 decks)

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