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During the electrolysis of water, what are the two half-reactions taking place?
HALF-REACTION AT THE ANODE:
HALF-REACTION AT THE CATHODE:
What is the relative ratio between hydrogen and oxygen when the two half-reactions are balanced and combined? What was oxidized? What was reduced?
Why was no reaction noted in the first attempt at electrolysis? Why did that change when some vinegar was added?
Azimuthal quantum number for last electron of Na atom is: (1) 1 (2) 2 (3) 3 (4) 0 Ans: 0
Discuss the effect of substituents on the acidity of phenolic group?
Benzyne - organic chemistry (1) 1, 2-Didehydrobenzene, C 6 H 6 and its derivatives are known as benzyne or arynes and the simplest member is benzyne. (2) It is neutral re
The frequency of one of the lines in Paschen series of hydrogen atom is2.340x10 11 Hz. The quantum number n 2 which produces this transition is: (1) 6 (2) 5
Q. Determine the Number of neutrons? Isotopes of an element can as well be specified by writing the mass number of the isotope following a hyphen after the name of the element.
Experiment on Archimedes' principle Solder a cycle valve to single half of a copper ball tap float. Load inside the other half with lead or lead shot unless the whole just flo
On the basis of application, how are dyes classified? Describe essential features of any two of them.
The tar command was invented to backup directory trees to magnetic tape. The name is short for 'tape archive´. A directory tree is a branching structure, b ut a magnetic tape is a
Classification of proteins - Fibrous proteins These are composed of polypeptide chains which run parallel to the axis and are held together by a strong hydrogen and disulphide
define term hardness,explain units of hardness
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