HYDROXY COMPOUND

The most suitable reagent for R1 is ________

• Cl₂ in CH₂Cl₂

• HCl

• NaOH (aq)

• NaOH (ethanol)

Product A is ____________.

• 
• 
• 
• 

The suitable reagent R2 is ____________

• PCC in CH₂Cl₂

• NaOH (aq)

• KMnO₄, OH^- cold

• KMnO₄, H⁺, heat

A suitable reagent for R3 is _________

• NaOH (aq)

• CO₂, dry ether

• KMnO₄, H⁺ heat

• PCC, CH₂Cl₂

The most suitable reagent for R4 is _________

• KOH (aq)

• PCl₃

• Cl₂

• NaCl

The product formed from the reaction is _________

• cyclohexene

• cyclohexane

• cyclohexanol

• 1-methylcyclohexene

Compound X have the following properties:

-turn cloudy immediately when react with conc. HCl in ZnCl₂

- did not change purple colour of KMNO₄

The possible compound X is ______

• 1-butanol

• 2-butanol

• n-butanol

• 2-methyl-2-butanol

An expected observation when 2-pentanol react with iodine in NaOH is _______

• solution turn cloudy with 5 to 10 minutes

• solution turn cloudy immediately

• yellow precipitate formed

• white precipitate formed

Which compound will give negative result toward Lucas reagent?

• 1-propanol

• 2-propanol

• 2-methyl-2-propanol

• 2-butanol

Compound Y does not change orange colour of Na₂Cr₂O₇ but its turn lucas reagent to cloudy immediately. Y could be

• 1^o alcohol

• 2^o alcohol

• 3^o alcohol

• methyl carbinol