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State the Functions of oxide layer (i) To mask against diffusion or ion-implant, (ii) To passivate surface electrically and chemically. (iii) To isolate one device from a
the reaction of kmno4 nd c2o4 .why does it produce brown colour first
Dual nature of particles was proposed by: (1) Heisenberg (2) Lowry (3) de-Broglie (4) Schrodinger Ans:de-Broglie
Explain Peroxide-promoted addition Peroxide-promoted addition is in competition with normal addition and rearrangement. The normal processes happen at the same rate at which t
Q. Show the Chemical Properties of Group 13? Elements of Group 13 are comparatively less reactive than the alkali and alkaline earth metals of Groups 1 and 2 However, the +acti
Uses of monohydric alcohol - Uses of ethanol (a) It is used in alcoholic beverages, (b) It is used as a solvent in varnishes, oils, paints, perfumes etc. (c) It is used i
A mol 4:1 mixture of He and CH4 is contained in vessel at 20 bar pressure.Due to a hole in the vessel the gas mixture leaks out.the composition of the mixture,effusing out initiall
Containers in Illustrations C and D are identical Each container is 3.25'w x 3.25'w x 8.4'l Total capacity of each container 88.725 cubic feet Each container is filled wit
Physical Properties of Benzoic Acid (a) Benzoic Acid is a white crystalline solid. (b) Benzoic Acid has m.p. 394 K. (c) Benzoic Acid is sparingly soluble in cold water bu
cis-2-butene is a symmetrical alkene Because cis-2-butene is a symmetrical alkene, it reacts to give the similar product in either oxymercuration- reduction or hydroboration-ox
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