Which sentence is false about gravimetric analysis ?

It is used to assay barium sulphate.

It is used to assay of aluminum.

Test

Gravimetric Titrations

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1Which analytical method is based on the weight of the PPT ?
1. AAcid base Titration
2. BComplexometric Titration
3. CPrecipitation titration
4. DGravimetry
2Which sentence is false about gravimetric analysis ?
1. AIt is used for inorganic ion.
2. BIt is used to assay barium sulphate.
3. CIt is used to assay of aluminum.
4. DRelative precision 3 to 4%
3[blank_start]Inclusion[blank_end] is mainly a crystallographic defect
1. AInclusion
4Name the mechanism involved in co-precipitation given below.
1. AMechanical Entrapment
5Precipitation Method is
1. APrecipitation of solutions
2. BVaporizations of solutions
3. CA and B
4. DNone of the above