Froth Flotation - Askmemetallurgy

61.05%(A) make the surface of the mineral hydrophobic. ( 58 voters )

18.95%(B) make the surface of the mineral hydrophilic. ( 18 voters )

18.95%(C) stabilize the froth. ( 18 voters )

1.05%(D) adjust the pH. ( 1 voter )

Based On 95 Votes

GATE MT 2015 Q16. In froth flotation, hydrophobic mineral particles ascend with air bubbles preferentially over hydrophilic mineral particles.The figure shows a schematic of a water droplet placed on the surfaces of two minerals P and Q. Given this information, pick the CORRECT statement from the following:

57.14%(A) Mineral P ascends with air bubbles preferentially over mineral Q. ( 12 voters )

28.57%(B) Mineral Q ascends with air bubbles preferentially over mineral P. ( 6 voters )

9.52%(C) Both minerals P and Q ascend with the air bubbles without preference. ( 2 voters )

4.76%(D) Both minerals P and Q sink to the bottom. ( 1 voter )

Based On 21 Votes