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Condensation with formaldehyde - Miscellaneous reactions
Phenol condenses with formaldehyde (excess) in presence of sodium hydroxide or acid (H+) for about a week to form a polymer known as bakelite (a resin).
what is the peculiar behaviour of oxygen?
Which of the following is ideal for Oxidation of propene to propan-1-ol a)Alkaline KMnO 4 b)B 2 H 6 /Alkaline KMnO 4 c)O 3 /Zn dust d)CrO 3 Ans) B 2 H 6 /Alkaline KMno4 is th
how to check the quality of sesame oil such as fat, nutrients, etc.,?
Qualitative analysis A salt contains two parts defined as radicals. The positively charged part of a salt (cation) that has been derived from a base is known as basic radical a
Q. Illustrate Born-Haber cycle? Boron is always covalent and does not form,B 3+ ions, because' the energy required to remove three electrons is very high. Many simple compo
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explain about law of chemical combinations in about 200 words?
determination the degree of hydrolysis and hydrolysis constant of salt by conductometric method
Q. Preparation of hot souffle ? i) Melt 12 g butter in a saucepan. Add 12 g flour and stir cook for 1-2 minutes. ii) Gradually add ¼ cup of scalded milk stirring continuou
The atomic weight is the weight of an atom of a chemical element. For instance, the atomic weight of oxygen is 15.9994 and the atomic weight of hydrogen is 1.0079. Write a script
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