Chemistry Practical Book for Class 11 English Medium Maharashtra State Board Paperback – 1 January 2020
publication-
Maharashtra State Bureau of Textbook Production and Curriculum
Research, Pune
Index
Introduction to Chemistry laboratory
1 Introduction to apparatus used in chemistry
laboratory.
Basic Chemistry laboratory techniques
2 Study of burner, operating pinch cock /
stopcock and handling of concentrated acid
containers.
Quantitative Analysis (Long Experiments) (Compulsory)
3 To determine concentration in terms of
molarity of NaOH by titrating it against
(0.05M) standard solution of oxalic acid.
4 To determine concentration in terms of
molarity of HCl by titrating it against
(0.05M) standard solution of sodium
carbonate.
Qualitative Analysis (Long Experiment) (Any four water soluble salt)
Detection of one basic radical (cation) and one acidic radical (anion) qualitatively from
given inorganic salt.
5 The given inorganic salt no. 1 contains
1) Basic radical.........2) Acidic radical........
3) Formula of the salt..................................
6 The given inorganic salt no. 2 contains
1) Basic radical.........2) Acidic radical........
3) Formula of the salt..................................
7 The given inorganic salt no. 3 contains
1) Basic radical.........2) Acidic radical........
3) Formula of the salt..................................
8 The given inorganic salt no. 4 contains
1) Basic radical.........2) Acidic radical........
3) Formula of the salt..................................
9 The given inorganic salt no. 5 contains
1) Basic radical.........2) Acidic radical........
3) Formula of the salt..................................
Surface Chemistry (Short Experiments) (Any Two)
10 To prepare colloidal solution of starch.
11 To prepare colloidal solution of ferric
hydroxide [Fe(OH)3]
12 Study of role of emulsifying agent in
stabilizing the emulsion of an oil.
Chemical Equilibrium (Short Experiments) (Any One)
13 Study the shift in equilibrium position
between ferric ions and thiocyanate ions by
increasing the concentration of either of the
ions.
14 Study the shift in equilibrium position
between [Co(H2O)6]2+ ions and chloride ions
by increasing the concentration of either of
the ions.
Experiment based on pH change (Short Experiments) (Any One)
15 Study of the pH change in the titration of
strong base (0.1 M NaOH) and strong acid
(0.1 M HCl) using universal indicator.
16 Determination of the pH and nature of
solution of some salts using pH paper or
universal indicator.
(NH4Cl, Na2CO3 , CH3COONa, NaCl,
unknown salt)
Characterization and purification of chemical substances
17 Determination of melting point of given
organic solid.
18 Determination of boiling point of given
organic liquid.
19 Crystallisation of an impure sample of
copper sulfate or benzoic acid.
List of Activities
1 Prepartion of 100 mL of 0.1 M standard
oxalic acid solution.
2 Determination of pH of different fruit juices
by using pH paper or universal indicator.
3 Calibration of pipette by burette.
4 To obtain pure water from impure water
containing ink by simple distillation method
.
5 Checking the adulteration in given food
materials.
6 To determine pH of HCl solution of various
concentrations by using pH paper or
universal indicator.
7 To determine pH of NaOH solution of
various concentrations by using pH paper or
universal indicator.
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