Which of the following reactions will not give propane ?

• CH₃CH₂CH₂Cl $\underset{{\mathrm{H}}_2\mathrm{O}}{\overset{\mathrm{Mg}/\mathrm{ether}}{\to }}$

• CH₃COCl $\underset{{\mathrm{H}}_2\mathrm{O}}{\overset{{\mathrm{CH}}_3\mathrm{MgX}}{\to }}$

• CH₃CH=CH₂ $\underset{{\mathrm{CH}}_3\mathrm{COOH}}{\overset{{\mathrm{B}}_2{\mathrm{H}}_6}{\to }}$

• CH₃-C(OH)-CH₃ $\stackrel{\mathrm{P}/\mathrm{HI}}{\to }$

52.

A compound A ➔ C₅H₁₀Cl₂ on hydrolysis gives C₅H₁₀O which reacts with NH₂OH forms iodoform , but does not give Fehling test A is :

• 

• 

• 

• 

In photography , sodium thiosulphate is used as :

• complexing agent

• oxidising agent

• reducing agent

• none of these

.

Which of the following is not a broad spectrum antibiotic ?

• Tetracycline

• Chloromycetin

• Penicillin

• None of these

Phenol and benzoic acid are distinguished by :

• NaOH

• NaHCO₃

• Na₂CO₃

• H₂SO₄

Substance used as antiseptic for curing wounds is :

• equanil

• iodine

• proguanil

• bithional

The IUPAC name of compound is :

CH₂=CH-CH(CH₃)₂

• 1 - isopropylethylene

• 2 - vinyl propane

• 3 - methyl 1 - butene

• 1 , 1 , dimethyl 1 , 2 - propene

Cobalt - 60 is used in the treatment of :

• leukaemia

• thyroid disorders

• cancer

• pneumonia

Which of the following test is not used for testing of proteins ?

• Millon's test

• Molisch's test

• Biuret test

• Ninhydrin test