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Chem 2 > General > Flashcards

General Flashcards

1
Q

3 Common Oxidising Agents

A

KMnO4, CrO3, Na2Cr2O7

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2
Q

How Do Breathalysers work? (older type)

A

Na2Cr2O7 is packed in breathalyser. If a person is drunk they will have CH3CH2OH in their breath which will reduce the Cr(VI) to Cr (III), and change colour from yellow to green. (note - alcohol will be oxidized)

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3
Q

formula of ammonium sulphite monohydrate

A

(NH4)2SO3. H2O

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4
Q

ammonia formula

A

NH3

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5
Q

Ammonium formula

A

NH4+

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6
Q

Sulphite formula

A

SO3 2-

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7
Q

Sulphate formula

A

SO4 2-

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8
Q

Nitrate formula

A

NO3-

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Chem 2 (4 decks)

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