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CBSE Class 12-science Answered

Write step wise stability constant expressions K1 and K2 for the reaction Cu 2+  + 4NH3  ⇌  [Cu(NH3)4]2+
Asked by Topperlearning User | 22 Jun, 2016, 12:47: PM
answered-by-expert Expert Answer

begin mathsize 12px style Stability space constant space straight K subscript 1 space for space the space reaction space is Cu left parenthesis NH subscript 3 right parenthesis to the power of blank subscript 2 plus end subscript end exponent space plus space space NH subscript 3 space space leftwards harpoon over rightwards harpoon space Cu left parenthesis NH subscript 3 right parenthesis subscript 2 to the power of 2 plus end exponent straight K subscript 1 space equals space fraction numerator left square bracket Cu left parenthesis NH subscript 3 right parenthesis to the power of blank subscript 2 plus end subscript end exponent right square bracket over denominator left square bracket Cu to the power of 2 plus end exponent right square bracket space left square bracket NH subscript 3 right square bracket end fraction Stability space constant space straight K subscript 2 space for space the space reaction space is Cu left parenthesis NH subscript 3 right parenthesis to the power of blank subscript 2 plus end subscript end exponent space plus space space NH subscript 3 space space leftwards harpoon over rightwards harpoon space Cu left parenthesis NH subscript 3 right parenthesis subscript 2 to the power of 2 plus end exponent straight K subscript 2 space equals space fraction numerator left square bracket Cu left parenthesis NH subscript 3 right parenthesis to the power of blank subscript 2 plus end subscript end exponent right square bracket over denominator left square bracket Cu to the power of 2 plus end exponent right square bracket space left square bracket NH subscript 3 right square bracket end fraction end style

 

Answered by | 22 Jun, 2016, 02:47: PM
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