Given below are two statements :

Question:

Given below are two statements :

Statement I : Sphalerite is a sulphide ore of zinc and copper glance is a sulphide ore of copper.

Statement II : It is possible to separate two sulphide ores by adjusting proportion of oil to water or by using 'depressants' in a froth flotation method.

Choose the most appropriate answer from the options given below :

  1. Statement I is true but Statement II is false.

  2. Both Statement I and Statement II are true.

  3. Statement I is false but Statement II is true.

  4. Both Statement I and Statement II are false.

Correct Option: , 2

Solution:

Sphalerite-ZnS, copper glance - $\mathrm{Cu}_{2} \mathrm{~S}$ two sulphide ores can be separated by adjusting proportions of oil to water or by using ' Depressants '

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