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Describe the following observations:
a. Lyophilic colloid is more stable than Lyophobic colloid.
b. Coagulation takes place when sodium chloride solution is added to a colloidal solution of ferric hydroxide.
c. Why Sky appears blue in colour.
what are the different types of method for the preparation of DDT?
Libermaan''s nitroso reaction mechanism
acetaldehyde to cronic acid
Hydrocaborns
how does a atomic absorption spectrometer work?
Point of differences between boron and silicon
Q. What are the Chemical Properties of Halogens? Ans. he halogens have 7 valence electrons in their outermost shell. Note that 7 is one electron short of the octet.
Q. Chemical Properties of group16? Oxygen is slightly less reactive than the halogens but reacts directly with nearly all the elements except the noble gases, the halogens and
Tests of unsaturation - Bromine - carbon tetrachloride test The compound is liquefying in carbon tetrachloride or chloroform and after that a few drops of 5% bromine solution i
Carbon And its Compounds Carbon is a typical non-metal present in earth's crust to the extent of 0,02% by mass. All living organisms contain carbon and hydrogen as their ess
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