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Q. What is standard electrode potentials of lanthanides? The standard electrode potentials of lanthanides for the half reaction Ln 3+ (aq) + 3e ----------------> Ln (s)
Which of the following pairs of species has same electronic configuration: (1) Zn 2 and Ni 2+ (2) Co +3 and Ni 4 (3) Co 2+ and Ni
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The electronic configuration of an element is 1s 2 , 2s 2 2p 6 3s 2 3p 6 3d 5 4s 1 . This represents its: (1) Excited state (2) Ground state (3)Cationic for
This type of cells becomes dead over a period of time and the chemical reaction stops. They cannot be revitalized or used again. Some ordinary examples are dry cell, mercury cell,
Ion mobility: Ion mobility is related to molar conductivity by the equations: which allows the mobilities, u+ and u- of the cation and anion to be determined from mol
why HNO3 is not used for detection of acidic radicals of 1st and 2nd group?
can all the total heat content available betotally converted to work done?
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
Alum is a chemical (aluminum potassium sulphate) it tends to be whitish powder with various uses.
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