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Quiz

Lesson 5: Hydrocarbon Derivatives – Alcohols and Phenols — Picture questions (exam style)

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1.
Starting from 4.2 g of C₆H₅OH in the sequence shown (yield of each step on its arrow, molar masses in brackets). Which option is correct?
Starting from 4.2 g of C₆H₅OH in the sequence shown (yield of each step on its arrow, molar masses in brackets). Which option is correct?
mass of C₆H₂Br₃OH = 3.15 g, overall yield = 75%
mass of C₆H₂Br₃OH = 14.8 g, overall yield = 75%
mass of C₆H₂Br₃OH = 11.1 g, overall yield = 75%
mass of C₆H₂Br₃OH = 11.1 g, overall yield = 85%
2.
For the compound shown (phenol), which option is correct?
For the compound shown (phenol), which option is correct?
turns dichromate green, giving a ketone, reacts with NaOH forming a salt
turns dichromate green, giving a ketone, no reaction with NaOH
not oxidised by dichromate, reacts with NaOH forming a salt
not oxidised; violet colour with FeCl₃, reacts with NaOH forming a salt
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