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9. TO STANDARDISE THE GIVEN KMnO4 SOLUTION AGAINST THE STANDARD OXALIC ACID SOLUTION (PRIMARY STANDARD).
THEORY: It is a redox titration between acidified KMnO4 and oxalic acid.…
8. TO PREPARE 100 ML OF A DECINORMAL SOLUTION OF OXALIC ACID (PRIMARY STANDARD).
THEORY: Oxidation half reaction of oxalic acid is C₂O4 -- – 2e…
7. TO DETERMINE THE PERCENTAGE OF PURE AMMONIUM CHLORIDE IN THE GIVEN MIXTURE OF AMMONIUM CHLORIDE AND SODIUM CHLORIDE VOLUMETRICALLY.
THEORY: A definite wt. of the given mixture is allowed to react…
6. TO FIND THE EQUIVALENT WEIGHT OF THE GIVEN METAL VOLUMETRICALLY.
THEORY: Suppose, the given metal is magnesium. A definite weight of the…
5. TO FIND THE STRENGTH OF THE BENCH NAOH AGAINST THE STANDARD ACID HCL SUPPLIED.
THEORY: Reaction HCL + NaOH —--------> NaCl + H₂O Ionically, H ++…
4. TO STANDARDISE THE BENCH SULPHURIC ACID AGAINST THE STANDARD ALKALI (NAOH) SUPPLIED, AND TO EXPRESS THE CONCENTRATION IN :
A) NORMALITY B) GM/LITRE C) MOLARITY AND D) PERCENTAGE THEORY: Reaction H₂SO4…
3. TO DETERMINE THE STRENGTH OF THE GIVEN ALKALI (NAOH) SOLUTION WITH THE HELP OF THE STANDARD ACID (HCL) SUPPLIED.
THEORY: Reaction HCl + NaOH—----> NaCl + H₂O Ionically, H+ + OH-…
2. TO STANDARDISE THE GIVEN ACID SOLUTION (HCI) AGAINST THE PRIMARY STANDARD ALKALI (Na2CO3).
THEORY: Reaction: 2HCl + Na2CO3 —-----------> 2NaCl + H₂O + CO₂ Ionically,…
1. TO PREPARE 100 ML OF A DECINORMAL SOLUTION OF SODIUM CARBONATE.
THEORY: Mol. wt. of Na₂ CO3 = 2 x 23 + 12…