Quiz for Properties

Q1: Which alcohol shows maximum hydrogen bonding?

A. Methanol B. Ethanol C. Propanol D. Butanol

Q2: Which has the highest boiling point?

A. Diethyl ether B. n-Butanol C. Phenol D. Methanol

Q3: Which is more acidic?

A. Ethanol B. Methanol C. Phenol D. Water

Q4: Phenol reacts with bromine water to form:

A. 2,4,6-tribromophenol B. p-bromophenol C. m-bromophenol D. o-bromophenol

Q5: Which has least solubility in water?

A. Methanol B. Ethanol C. Phenol D. Diethyl ether

Q6: Which test distinguishes phenol from alcohols?

A. Lucas test B. Iodoform test C. Ferric chloride test D. Tollens test

Q7: Phenol is more acidic than ethanol due to:

A. Inductive effect B. Resonance stabilization C. Hydrogen bonding D. Electronegativity of oxygen

Q8: Ethers are:

A. Highly reactive B. Explosive C. Neutral and relatively inert D. Strong bases

Q9: Which has the strongest hydrogen bonding?

A. Phenol B. Methanol C. Diethyl ether D. Ethanol

Q10: Boiling point order (highest to lowest) among these is:

A. Water > Methanol > Ethanol > Ether B. Ether > Ethanol > Methanol > Water C. Ethanol > Water > Ether > Methanol D. Methanol > Ethanol > Water > Ether

Q11: Phenol turns blue litmus paper:

A. Red B. Blue C. Colorless D. Green

Q12: Which gives a positive iodoform test?

A. Methanol B. 2-propanol C. Phenol D. Ethanol

Q13: Which alcohol is least soluble in water?

A. Methanol B. Butanol C. Ethanol D. Propanol

Q14: Ethers show low reactivity due to:

A. High polarity B. Resonance stabilization C. Lack of H-bonding D. Strong C–O bond

Q15: Phenol shows antiseptic properties due to:

A. Basicity B. Oxidation C. Acidic nature D. Ability to kill bacteria

Q16: Which is more reactive with Na metal?

A. Phenol B. Methanol C. Water D. Ether

Q17: Ethers are soluble in:

A. Alkali B. Water C. Alcohols D. Both B and C

Q18: Which has highest dipole moment?

A. Diethyl ether B. Methanol C. Ethanol D. Phenol

Q19: Which of the following does NOT form H-bonds?

A. Methanol B. Water C. Phenol D. Diethyl ether

Q20: Phenol’s acidity increases in presence of:

A. Electron donating group B. Electron withdrawing group C. Alkyl group D. None of these