Experimental Techniques in Chemistry - 15
1.
A complete characterization of chemical compound includes combustion analysis.
a) True
b) False
2.
Qualitative analysis deals with the detection and identification of elements in a compound.
a) False
b) True
3.
Volumetric analysis is a kind of quantitative analysis.
a) False
b) True
4.
Insoluble particles can be separated from a liquid by using a fluted filter paper.
a) True
b) False
5.
If the process of filtration is to run smoothly the stem of the funnel should remain empty
a) False
b) True
6.
Suction can be developed only if the filter paper fits tightly at the apex angle of funnel.
a) True
b) False
7.
Gooch crucible is used for filtration of precipitates which need to be ignited at high temp.
a) True
b) False
8.
Sintered glass crucible is convenient to use when large quantity is required.
a) False
b) True
9.
Ordinary filter paper can be used to filter the solutions in which solvent is concentrated H
2
SO
4
.
a) False
b) True
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