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Energy of electron of hydrogen atom in second Bohr orbit is:
(1)-5.44x10-19 j
(2)- 5.44x10-19 kj
(3)-5.44x10-19 cal
(4)-5.44x10-19eV
ans: -5.44x10-19 j
discuss the concentration of cations in the solution copper sulphate and zinc sulphate
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what is the name of the precipitate and the formulae of the precipitate of NH3 (aq) and Pb(NO3)2 (aq)
Low grade oxide, sulphide and carbonate ores of copper are treated with dilute sulphuric acid in the existence of oxygen: CuO+ H 2 SO 4 ------------------> CuSO 4 + H 2 O CuC
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Could you please provide me the priority order of polyfunctional prefixes
WHAT ARE ELEMENTS OF D BLOCK ELEMENTS
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