In the concentration of $PbS$ containing $ZnS$ as impurity,the depressant used is:
- A$NaCN$
- B$ZnSO_4$
- C$PbSO_4$
- Daniline
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Similar Questions
Which of the following ores is best concentrated by the froth-flotation method?
DifficultJEE MAIN 2016
View SolutionObserve the following statements regarding the purification of bauxite and select the correct answer.
$I$ : During the Hall's process,silicon is removed in the form of vapor.
$II$ : Bauxite containing $Fe_2O_3$ impurities is purified by the Bayer's process.
$III$ : During the Serpek's process,$AlN$ is formed.
$I$ : During the Hall's process,silicon is removed in the form of vapor.
$II$ : Bauxite containing $Fe_2O_3$ impurities is purified by the Bayer's process.
$III$ : During the Serpek's process,$AlN$ is formed.
Medium
View SolutionIn the extraction of $Al$,the chemical used in the $Serpek$ process during leaching is:
Easy
View SolutionWhat is concentration of ore?
Medium
View SolutionIn the extraction of $Al$,the chemical used in Serpeck's process is:
Medium
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