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The pair, in which ions are isoelectronic with Al3+ is

Option 1 -

Br- and Be2+                       

Option 2 -

Cl- and Li+

Option 3 -

S2- and K+

Option 4 -

O2- and Mg2+

0 2 Views | Posted 2 months ago
Asked by Shiksha User

  • 1 Answer

  • P

    Answered by

    Payal Gupta | Contributor-Level 10

    2 months ago
    Correct Option - 4


    Detailed Solution:

    Au + NaCN + O2 → Na [Au (CN)2]

    Z n + N a [ A u ( C N ) 2 ] → N a 2 [ Z n ( C N ) 4 ] + A u

    A     i s     [ A u ( C N ) 2 ] −     a n d     B     i s     [ Z n ( C N ) 4 ] − 2

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