MCQ
Correct formula of calomel is
- ✓$H{g_2}C{l_2}$
- B$HgC{l_2}$
- C$HgC{l_2}.{H_2}O$
- D$HgS{O_4}$
✓
Answer
Correct option: A.
$H{g_2}C{l_2}$
a
Correct formula of calomel is $Hg _2 Cl _2$. Calomel is mercurous chloride or mercury $(I)$ chloride. It is used into calomel electrode which is metal-sparingly soluble salt electrode. it is secondary reference electrode.
Correct formula of calomel is $Hg _2 Cl _2$. Calomel is mercurous chloride or mercury $(I)$ chloride. It is used into calomel electrode which is metal-sparingly soluble salt electrode. it is secondary reference electrode.
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