1
IIT-JEE 1983
Subjective
+1
-0
Complete and balance the following equation:

Zn + $$NO_3^- \to$$ Zn2+ + $$NH_4^+$$
2
IIT-JEE 1983
Subjective
+1
-0
Complete and balance the following equation:

Ce3+ + $$S_2O_8^{-2} \to $$ $$SO_4^{-2}$$ + Ce4+
3
IIT-JEE 1983
Subjective
+4
-0
4.08 g of a mixture of BaO and an unknown carbonate MCO3 was heated strongly. The residue weighed 3.64 g. This was dissolved in 100 ml of 1 N HCl. The excess acid required 16 ml of 2.5 N NaOH solution for complete neutralization. Identify the metal M. (At wt. H = 1, C = 12, O = 16, Cl = 35.5, Ba = 138)
4
IIT-JEE 1983
Subjective
+1
-0
Complete and balance the following equation:

HNO3 + HCl $$\to$$ NO + Cl2
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