Acyl Substitution Revisited
Trending Questions
Q. 8. Calculate equivalent weight of H3PO4 and Ca(OH)2 on the basis of given reaction H3PO4 + NaOH = NaH2PO4 + H2O Ca(OH)2 + HCl = Ca(OH)Cl + H2O
Q. hybridisation of N in 1.)H3C-NO2 2.)H3C-NH
Q. 1g mixture of CaCO_{3_{}} and NaCl react completely with 100 ml of N/10 HCl. The % of CaCO_{3_{}} in the mixture is
Q. If y=xlog|cx| (where c is an arbitrary constant) is the general solution of the differential equation
dydx=yx+ϕ(xy), then the function ϕ(xy) is
dydx=yx+ϕ(xy), then the function ϕ(xy) is
- x2y2
- −x2y2
- yx
- −y2x2
Q. Pure chloroform is obtained by treating (i) Ethanol with bleaching powder (ii) Acetone with bleaching powder (iii) Chloral with Sodium hydroxide (iv) CCl4 with moist Iron
Q. If f(x), g(x) be twice differential functions on [0, 2] satisfying f′′(x)=g′′(x), f′(1)=2g′(1)=4 and f(2)=3g(2)=9, then
- f(4)−g(4)=10
- |f(x)−g(x)|<2⇒−2<x<0
- f(2)=g(2)⇒x=−1
- f(x)−g(x)=2x has real root
Q. Total number of species which give O2 when react with H2O2
MnO4⊖, PbS, NH2OH, [Fe(CN)6]3– (basic medium), SO32–, HOCl . how to be sure if the reaction takes place or not we have to memorise or there is any other method?