Which of the following is a redox reaction
Which of the following is a redox reaction
Options
(a) Evaporation of H₂O (b) Both oxidation and reduction (c) H₂SO₄ with NaOH (d) In atmosphere O₃ from O₂ by lighting
Correct Answer:
Both […]
AIPMT1997
Replacement of Cl of chlorobenzene to give phenol requires drastic conditions.
Replacement of Cl of chlorobenzene to give phenol requires drastic conditions. But chlorine of 2,4-dinitro-chlorobenzene is readily replaced because
Options
(a) NO₂ denotes e⁻ at meta-position (b) NO₂ withdraws e⁻ from ortho/para positions […]
For two ionic solids CaO and KI,identify the wrong statements among the following
For two ionic solids CaO and KI, identify the wrong statements among the following
Options
(a) CaO has high melting point (b) lattice energy of CaO is much larger than that of KI […]
The compound obtained by heating a mixture of ethyl amine and chloroform with
The compound obtained by heating a mixture of ethyl amine and chloroform with ethanolic potassium hydroxide (KOH) is
Options
(a) an amide (b) an amide and nitro compound (c) an ethyl isocyanide (d) […]
The electronic configuration of gadolinium (Atomic No.64) is
The electronic configuration of gadolinium (Atomic No.64) is
Options
(a) [Xe]4f³ 5d⁵ 6s² (b) [Xe]4f⁶5d²6d² (c) [Xe]4f⁸5d⁹6s² (d) [Xe]4f⁷5d¹6s²
Correct Answer:
[Xe]4f⁷5d¹6s²
Explanation:
No explanation available. Be the first to write the explanation […]
Enzymes actually
Enzymes actually
Options
(a) are biological catalysts (b) are biochemical enhancers (c) decrease rate of reaction (d) increase activation energy
Correct Answer:
are biological catalysts
Explanation:
No explanation available. Be the first to […]
Connecting link between glycolysis and Krebs cycle is/before entering Krebs cycle
Connecting link between glycolysis and Krebs cycle is/before entering Krebs cycle pyruvic is changed to
Options
(a) oxaloacetate (b) PEP (c) Pyruvic (d) acetyl CoA
Correct Answer:
acetyl CoA
Explanation:
No explanation available. […]