MCQ
Tollen's reagent is
  • ${\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]^ + }$
  • B
    $A{g_2}O$
  • C
    ${\left[ {Cu{{\left( {OH} \right)}_4}} \right]^{2 - }}$
  • D
    $C{u_2}O$

Answer

Correct option: A.
${\left[ {Ag{{\left( {N{H_3}} \right)}_2}} \right]^ + }$
a
It’s obvious.

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