S block, Anomalous behaviour of boron

Anomalous behaviour of boron

Gibbs phase rule, drive phase rule

drive phase rule

The covalency of nitrogen, The covalency of nitrogen in  HNO 3 is: (1...

The covalency of nitrogen in  HNO 3 is: (1) 0   (2) 3    (3) 4                               (4) 5 Ans: 5

Homolytic, define homolytic and heterolytic

define homolytic and heterolytic

Redox reaction, h2c2o4 + mno-4 - mno-4 +co2

h2c2o4 + mno-4 - mno-4 +co2

Solvent extraction using metal chelarors, The following information is avai...

The following information is available for the extraction of Cu2+ into CCl4 with dithizone: KD,c = 7 ´ 104; b = 5 ´ 1022; Ka,HL = 3 ´ 10–5; KD,HL = 1.1 ´ 104; n = 2. What is the ex

Metallic bonding,

Aldehyde group, How do you explain in the absence of aldehyde group in the ...

How do you explain in the absence of aldehyde group in the pentaacetate of D-glucose? Ans) when you react glucose with acetic anhydrate it forms pentaacetate with 5 OH grops it

Uses of benzene - hydrocarbon, Uses of Benzene - Hydrocarbon (1) In dry...

Uses of Benzene - Hydrocarbon (1) In dry cleaning (2) As a motor fuel when mixed with petrol. (3) As a solvent. (4) In the manufacture of gammexane (As insecticide).

The number of electrons in the valence shell of calcium, The number of elec...

The number of electrons in the valence shell of calcium is: (1) 6        (2) 8        (3) 2        (4)4 Ans: 2