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aK(2)Cr(2)O(7)+bKCl+cH(2)SO(4)toxCrO(2)C...

`aK_(2)Cr_(2)O_(7)+bKCl+cH_(2)SO_(4)toxCrO_(2)Cl_(2)+yKHSO_(4)+zH_(2)O` The above equation balances when

A

`a=2,b=4,c=6andx=2,y=6,z=3`

B

`a=4,b=2,c=6 and x=6,y=2,z=3`

C

`a=6, b=4,c=2andx=6,y=3,z=2`

D

`a=1,b=4,c=6andx=2,y=6,z=3`

Text Solution

Verified by Experts

The correct Answer is:
D
`K_(2)Cr_(2)O_(7)+2H_(2)SO_(4)to2KHSO_(4)+2CrO_(3)+H_(2)O`
`{:(2KCl+H_(2)SO_(4)rarr2KHSO_(4)+2HClxx2),(CrO_(3)+2HClrarrCrO_(2)Cl_(2)+H_(2)Oxx2),(bar(""K_(2)Cr_(2)O_(7)+4KCl+6H_(2)SO_(4)rarr" ")),(" "2CrO_(2)Cl_(2)+6KHSO_(4)+3H_(2)O):}`
`thereforea=1,b=4,c=6andx=2,y=6z=3`
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