MCQ
The reference electrode is made from which of the following
  • A
    $ZnC{l_2}$
  • B
    $CuS{O_4}$
  • $H{g_2}C{l_2}$
  • D
    $HgC{l_2}$

Answer

Correct option: C.
$H{g_2}C{l_2}$
c
It’s obvious.

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