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PPSC Chemistry Part IV Analytical Chemistry Online Test
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Total Questions20
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Time Allowed20
PPSC Chemistry Part IV Analytical Chemistry Online Test
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Question # 1
Dull red flame is observed with
Question # 2
Which of the following radical is not a member of IV group.
Question # 3
Which of the following basic process is involved in the separation of the complex mixture by chromatographic techique.
Question # 4
Which of the following is not a component of AAS.
Question # 5
Potentiometry is based on the measurement of which physical property.
Question # 6
Which of the following acid radical is not interfering.
Question # 7
When CH3COOH is titrated against NaOH the pH as the equivalence point is.
Question # 8
Which of the following analytical technique is used for the separation of an interfering substance or analyte from the mixture.
Question # 9
Which of the following technique is most sanative one.
Question # 10
It has been observed that if one goes on adding KNO3 solution to a precipitate of AgCl the solubility of these precipitates goes on increasing with increasing concentration of K+ and NO3= ions which are not common to AgCl This is due to which effect.
Question # 11
Which of the following techniques is used for cleanup of samples prior to introduction into chromatographic column.
Question # 12
Which of the following analytical technique is used for separating similar substance by preferential adsorption or partition between two phases.
Question # 13
The pH of 0.01 N NaOH is.
Question # 14
Which of the following mixture is used as most popular flame in AAS.
Question # 15
The branch of chemistry which deals with the analysis of chemical products is known as.
Question # 16
The current voltage characteristics forms the basis of.
Question # 17
Which of the following is not a component of a gas chromatography system.
Question # 18
In normal mode of operations of liquid liquid partition, a polar stationary phase is used with a non polar mobile phase Which of the following solvent is used as mobile phase.
Question # 19
An acid base titration involves a neutralization reaction in which an acid is reacted with an equivalent amount of base The titrant is always a strong acid or base The analyte may be
Question # 20
In second group of inorganic qualitative analysis, the S2-ions does not form precipitate with which of the following ions.
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