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Why does methyl ethanoate not give iodoform test while ethyl ethanoate does?
Ans) Iodoform test for esters is the test given by its products on hydrolysismethyl ethanoate gives methanol and ethanoic acid etyl ethanoate gives ethanol and ethanoic acid fuirther methanol on oxidation gives formaldehyde and ethanol gives ethanal so ethanal and hence ethanol gives positive iodoform test therefore ethyl ethanoate responds whereas methyl ethanotae doesnt
Types of spectral interferences: While a quantitative analysis using a standard calibration curve is carried out, the calibration plot of emission intensity vs concentration o
the value of plank''s constant
What is the difference between scale and sludge formation...give difference between them more then 6 example.
Q. Example to show scientific notation? Solve the following problem. 2.45 *10 14 kg + 4.00 * 10 12 kg First articulate both quantities to the same power of ten. Either
ClCH 2 CH 2 CH 2 COPh + Methanoic acid ----------------> CH2-(CH2)-CH2-CO-C 6 H 6
The shape of d xy orbital will be: (1) Circular (2) Dumb-bell (3)Double dumb-bell (4) Trigonal Ans: Double dumb-bell
Carboxylate salts Carboxylate salts are less reactive than esters in nucleophilic acyl substitution reactions for two reasons. First, resonance stabilization of carboxylate s
Q. Show the Hydrides of Boron and Aluminium? Boron forms a series of volatile hydrides which resemble in some respects, e.g., volatility and covalent nature, the hydrides of c
Ratio of radii of second and first Bohr orbits of H atom: (1) 2 (2) 4 (3) 3 (4) 5 Ans: 4
Which of the following represents the electronic configuration of an element with atomic number 17: (1) 1s 2, 2s 2 , 2p 6 , 3s 1, 3p 6 (2) 1s 2 , 2s 2 , 2p
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