Of the following complex ions, which is diamagnetic in nature?
[Ni(CN)4]2-
[CuCl4]2-
[CoF6]3-
[CoF6]3-
Clemmensen reduction of a ketone is carried out in the presence of which of the following?
Zn -Hg with HCl
LiAlH4
H2 and Pt as catalyst
H2 and Pt as catalyst
A.
Zn -Hg with HCl
The reducing agent used in Clemmensen reduction is Zn - Hg and HCl.
Which one of the following is employed as antihistamine?
Diphenyl hydramine
Norethindrone
Omeprazole
Omeprazole
Of the following which one is classified as polyester polymer?
Bakelite
Melamine
Nylon-66
Nylon-66
Which one of the following statements is not true regarding (+) lactose?
(+) lactose is a β - glycoside formed by the union of a molecule of D (+) galactose
(+) lactose is a reducing sugar and does not exhibit mutarotation
(+) lactose, C12H22O11 contains 8 - OH groups
(+) lactose, C12H22O11 contains 8 - OH groups
In a set of reactions, m-Bromo benzoic acid g ave a product D. Identify the product D.