WebWell, in phenol suplhuric acid method, the determination of total carbohydrate may be achieved by using sulphuric acid of 96% analytical grade. Cite 1 Recommendation Similar … WebPhenol is an ortho para director. So nitration can be occurred at ortho or para positions with dilute HNO 3 acids. As ortho product, 2-nitrophenol is given. As para product, 4-nitrophenol is given. Uses of nitration Benzene nitration is useful to prepare more organic compounds such as aniline, phenol, benzene diazonium salt.
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WebAromatic sulphonation. Part 91. The sulphonation of anisole, phenol, phenyl methanesulphonate, potassium phenyl sulphate, and a series of methyl-, bromo-, and chloro-substituted anisoles and phenols in concentrated aqueous sulphuric acid Web18. apr 2024 · When phenol is heated with conc.H₂SO₄,p-phenol sulphonic acid is obtained. Advertisement Advertisement New questions in Chemistry (ii) Explain the Markonikov Rule with the help of one example and relevant mechanism. 450 cm³ of an aqueous solution of a protein contains 1.0 g of the protein. The osmotic pressure of such a solution at 310 K ... good horse club names
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WebOn prolonged nitration of Phenol with conc. HNO 3 and conc. H 2SO 4 mixture, the product obtained is Picric acid (2,4,6-trinitrophenol). With dilute nitric acid, phenol gives a mixture … Web18. dec 2024 · Only one hydrogen atom gets replaced per molecule of phenol. The products formed are o-nitrophenol and p-nitrophenol. The reaction of phenol with concentrated nitric acid in the presence of sulphuric acid, however, is a tri-nitration reaction.the product is 2,4,6-trinitrophenol (commonly called picric acid ). Thanks!!! Comment Share More WebH2SO4 và NaNO3, thu được dung dịch Y chứa 4m gam muối trung hòa và 0,840 lít (ở đktc) hỗn hợp khí gồm NO2, SO2 ... Anilin và phenol đều ít tan trong nước, dung dịch của chúng đều không làm đổi màu quì tím. (2) Khi tách hiđro các ankan (trừ metan) sẽ thu được anken có mạch cacbon ... good horse names for girls