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What is happen whenever H2SO4+HNO3 adding to the phenol.give the reaction
Ans) Phenol + HNO3(in prescence of sulphuric acid) --> 2-nitrophenol + 4-nitrophenol.
glutamic acid standard estimation protocol
what is an atom
Aromatic Carbonyl Compounds - Aldehydes and Ketones Aromatic aldehydes are of two types: The compounds where - CHO group is attached directly to an aromatic ring, like benza
Question: (a) Explain why metals are mostly ductile and ceramics brittle at room temperature. (b) Describe what you understand by the following terms. Use appropriate il
Physical Properties of benzene (a) First property of Benzene is that it is a colourless, mobile and volatile liquid. Its boiling point is 80°C and freezing point is 5.5°C. It c
Q. Development of off-flavours and objectionable taste in fats? Autoxidation leads to the development of off-flavours and objectionable taste in fats. The initial oxidation pro
Saytzeff rule
Mention the major reason for the anomalous behaviour of lithium in Group of the periodic table. Why is the third ionization energy of manganese (At. No. =25) unexpectedly high?
unique properties of colloids
Give the name of the molecular shape of each of the following. (1 mark each) 1) silicon tetraiodide
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