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Q. What do you mean by Polymerisation Isomerism?
This term is used to describe compounds having same empirical formula but different molecular compositions. The difference from normal polymerisation is that here we have differences in arrangements of group as well as multiplication molecular weight.
a. 'Hormones are chemical messengers.' Explain? b. Name the main disease caused due to lack of the vitamin and its source in each of the following: A, B 6 and E.
An element has electronic configuration 2, 8, 18, 1. If its atomic weight is 63, then how many neutrons will be present in its nucleus: (1) 30 (2) 32 (3) 34
Initially 5 mol of an ideal gas with Cv,m=12.5 J K^-1 mol^-1 are at a volume of 5 dm^3 and a temperature of 300K. If the gas is heated to 373 K and the volume changed to 10 dm^3, w
What are trihydric alcohols? What are their preparation methods? What are their physical properties?
what is ionisation energy
why exception is seen in lanthanoids
Q. Show the basic stucture of Esters? Ans. Esters have the general formula RCOOR'. Both R and R' are alkyl groups. Esters have the ester functional group: Anima
hittorf rule
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Visualisation of hybrid orbitals
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