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how are the following conversions carried out i benzyl chloride to benzyl alcoholii methyl magnesium bromide to 2- methlpropan
explain the following observationsi generally there is an increase in density of elements from titanium z 22 to copper z 29 in the first series
draw the structures of white phosphorus and red phosphoruswhich one of these two types of phosphorus is more reactive and
the rate constant for a reaction of zero order in a is 00030 mol lsup1 ssup1how long will it take for the initial concentration of a to fall from 010
a reaction is of first order in reactant a and of second order in reactant b how is the rate of this reaction affected wheni the concentration of b
non - ideal solutions exhibit either positive or negative deviations from roulettes lawwhat are these deviations and why are they caused explain
why does no2 dimerisea give an example of linkage isomerismb a solution of koh hydrolyses ch3ch2ch2ch2cl and ch3ch2ch2cl which one of these is more
write a feature which will distinguish a metallic solid from an ionic solida explain order of a reactionb what is an
a hormones are chemical messengers explainb name the main disease caused due to lack of the vitamin and its source in each of the following a b 6 and
a state two main differences among globular proteins and fibrous proteinsb based on their chemical composition verify how are lipids classified give
name the principal ore of tin or leaddescribe the different steps along with equationsfor the reactions involved in the extraction of the metal from
give reasons for the followinga molten aluminium bromide is poor conductor of electricityb nitric oxide becomes brown when released in airc
explain why electrolysis of aqueous solution of nacl gives h2 at cathode and cl2 at anodewrite overall
explain the following and give one example of eacha tranquillizersb mordantc hybrid rocket
i electrophillic substitution in case of aromatic amines takes place more readily than benzeneii nitro compounds have higher boiling points than
describe the following giving suitable examplesi cannizzaro reactionii aldol condensationb give a chemical test to distinguish among ethanal and
name the chief ore of silverexplain with chemical equations the extraction of silver from this
describe the following observationsa lyophilic colloid is more stable than lyophobic colloidb coagulation takes place when sodium chloride solution
a how can a colloidal solution and true solution of the similar colour be distinguished from each otherb give four applications of
a how does vulcanization change the character of natural rubberb why are the numbers 66 and 6 put in the names of nylon-66 and
write the structures of monomers used in the preparation ofa teflonb
write the reactions and the conditions involved in the conversion ofa propene to 1-propanolb phenol to salicyclic
write chemical equations 1 the reactions involved in the manufacture of potassium permanganate from pyrolusite orewhat are enantiomersdraw the
what is meant by entropy driven reactionhow can a reaction with positive changes of enthalpy and entropy are made entropy
a give a chemical test to distinguish between aniline and n-methyl anilinedraw the structure of xef2 moleculeb write the outer electronic