Explain why Cu(NH(3))4]^(2+) ion is colo...

Explain why `Cu(NH_(3))_4]^(2+)` ion is coloured but `[Cu(CN)_4]^(3-)` ion is colourless.

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UNITED BOOK HOUSE-HIGHER SECONDARY EXAMINATION 2017-EXERCISE

How will you distinguish chemically between HN3 and HN3 ?
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Writ down the balanced chemcial equation for the reaction of H2S with ...
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Explain why Cu(NH(3))4]^(2+) ion is coloured but [Cu(CN)4]^(3-) ion is...
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What are the two monomer units of terylene? Write the repeating unit o...
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What is the ferromagnetic substance?
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KBr crystallises in face-centered cubic (fcc) crystals. The density an...
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Which kind of defect in ionic crystals does not alter the density ?
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An element X has atomic mass 60 g mol^(-1) and density 6.23 g cm^(-3)....
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20 g of a solid solute is dissolved in 180 g of water. At 100^(@)C the...
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What is the fuel cell? Write down anodic reaction and cathodic reactio...
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Define specific conductivity ?
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A current of 35 ampere is passed through acidulated water for 5 minute...
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Write self-reduction process with balanced chemical reaction in the ex...
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A green oxide of chromium(A), on fusion with KOH and KNO3 gives a yell...
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Comparing La(OH)(3) and Lu(OH)(3), which is more basic and explain why...
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Write the IUPAC name mentioning R/S notation of the following compound...
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Write the reagent in case of first reaction and the organic product in...
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Write one use of dichloromethane and one harmful effect of it on human...
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Identify A, B, C, D, E and F in the following reactions:
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Identify A, B, C, D, E and F in the following reactions:
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