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The ratio of the energy of a photon of 2000Å wavelength radiation to that of 4000 Å radiation is: (1) 1/4 (2) 4 (3) 1/2 (4) 2 Ans
what are metal carbonyls and its cllasification?what is the main reason for the stability of different metal carbonyls
When an electron jumps from lower to higher orbit, its energy : (1) Increases (2) Decreases (3) Remains the same (4) None of these Ans: Increases
Bond order is the number of chemical bonds between a pair of atoms. For example, in diatomic nitrogen N≡N the bond order is 3, while in acetylene H-C≡C-H the bond order between the
detailed description on electrochemical cells?
why is carbon valency four
As already discussed, the reduction of the metallic oxide usually heating it with some reducing agent such as carbon, carbon monoxide, hydrogen or some other metal. The reducing ag
how can i calibrate conductometer?
Pennies made after 1982 are made of 97.5% zinc and 2.5% copper instead of 95% copper and 5% zinc. Pree 1982 pennies weighed 3.10g. The penny contained 2.95g of zinc and 0.15g of co
Q. Explain scale formation and sludge formation in boilers. How are they formed? Ans Boilers are used for steam generation. When hard water is evaporated, progressively
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