Given below are two statements :
Statement I : In froth floatation method of rotating paddle agitates the mixture to drive air out of it.
Statement II : Iron pyrites and generally avoided for extraction of iron due to environmental reasons.
In the light of the above statements, choose the correct answer from the options given below :
Solution
<p><b>Statement I</b> is false because the rotating paddle in
froth floatation method agitates the mixture to
generate froth and not to drive air out of it.</p>
<p><b>Statement II</b> is true because iron is commercially
extracted from haematite ore and not from iron
pyrites to minimize environmental pollution.</p>
About this question
Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family
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