Silver Mirror test is given by which one of the following compounds?

• Acetaldehyde

• Acetone

• Formaldehyde

• Formaldehyde

One mole of a symmetrical alkene on ozonolysis gives two moles of an aldehyde having a molecular mass of 44 u. The alkene is 

• Propene

• 1-butene

• 2-butene

• 2-butene

Which of the following, upon treatment with tert-BuONa followed by addition of bromine water, fails to decolourize the colour of bromine?

The correct sequence of reagents for the following conversion will be

• [Ag(NH₃)₂]⁺ OH^–, H⁺/CH₃OH, CH₃MgBr

• CH₃MgBr, H⁺/CH₃OH, [Ag(NH₃)₂]+ OH^–

• CH₃MgBr, [Ag(NH₃)₂]⁺ OH^–, H⁺/CH₃OH

• CH₃MgBr, [Ag(NH₃)₂]⁺ OH^–, H⁺/CH₃OH

495.

The major product obtained in the following reaction is

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In Cannizzaro reaction given below  the slowest step is

• The attack of  at the carboxyl group

• The transfer of hydride to the carbonyl group

• The abstraction of proton from the carboxylic group

• The abstraction of proton from the carboxylic group

In the following sequence of reactions, the alkene affords the compound ‘B’

The compound B is

• CH₃CH₂CHO

• CH₃COCH₃

• CH₃CH₂COCH₃

• CH₃CH₂COCH₃

The compound formed as a result of oxidation of ethylbenzene by KMnO₄ is

• benzophenone

• acetophenone

• benzoic acid

• benzoic acid

The increasing order of the rate of HCN addition to compounds A – D is
(A) HCHO
(B) CH3COCH3
(C) PhCOCH3
(D) PhCOPh

• A < B < C < D

• D < B < C < A

• D < C < B < A

• D < C < B < A

Among the following the one that gives positive iodoform test upon reaction with I₂ and NaOH is 

• CH₃CH₂CH(OH)CH₂CH₃

• C₆H₅CH₂CH₂OH

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