railway RRB JE (CBT I + CBT II) Mock Test 2024 General Science Chemistry Chemical Bond and Molecular Structure
Which of the following is used in the form of an electrolyte of the dry cell (battery)?
1
Magnesium chloride and zinc chloride
2
Ammonium chloride and calcium chloride
3
Ammonium chloride and zinc chloride
4
Sodium chloride and chloride