MCQ
The acid used in lead storage battery is
- ✓${H_2}S{O_4}$
- B${H_3}P{O_4}$
- C$HCl$
- D$HN{O_3}$
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(Given: Atomic number: $V , 23 ; Cr , 24 ; Fe , 26;Ni , 28)$
$V ^{3+} \cdot Cr ^{3+}, Fe ^{2+}, Ni ^{3+}$