If in a cubic cell, atoms A present at all comers and atoms B at the centre of each face. What will be the molecular formula of the compound, if all the atoms present on one body diagonal are replaced by atom C?

• A₃B₁₂C

• AB₁₂C₃

• ABC₃

• A₃B₁₂C₄

If an element A is placed in an electrochemical series above element B but below element C, then the order of oxidation power of elements is

• C>A>B

• B>A>C

• A>B>C

• C>B>A

The IUPAC name of the following compound is

• 2-carbamoylhexanal

• 2-carbamoylhex-3-enal

• 2-methyl-6-oxohex-3-enamide

• 6-keto-2-methyl hexamide

Which of the following compounds contain atleast one secondary alcohol?

• (i), (ii), (iii), (v)

• (i), (iii), (v)

• (i), (ii), (iv), (vi)

• (i), (ii), (iii)

When Grignard reagentreacts with ketone, it yields

• 3° alcohol

• ethanol

• 1° alcohol

• 2° alcohol

Which of the following reacts fastest with conc.HCl ?

• (CH₃)₃COH

• CH₂=CH-CH₂OH

• 

• 

47.

A polymer commonly used as a packaging material is

• PVC

• bakelite

• polythene

• polypropylene

Product P in the above reaction is

The structure of carboxylate ion is best represented as

. In the above reaction, P and Q respectively are