Question

Which of the following is not an ore?

Solution

Correct option is

Pig iron

 

Pig iron is the most impure form of iron and contains highest proportion of carbon (2.5 – 4%)

Malachite âŸ¶ Cu(OH)2.CuCO3     (Cu ore)

Zinc blende âŸ¶ Zns                       (Zn ore)

  Bauxite âŸ¶ Al2O3.2H2O                (Al ore)

SIMILAR QUESTIONS

Q1

Of the following, which cannot be obtained by electrolysis of the aqueous solution of their salts?

Q2

Mond’s process is used for the purification of

Q3

Which of the following ore is not concentrated by froth floatation process?

Q4

Thermite is a mixture of

Q5

Which statement is incorrect?

Q6

Correct statement is

Q7

Which of the following metals cannot be extracted by carbon reduction process?

Q8

Which metal is extracted by electrolytic reduction method?

Q9

The luster of a metal is due to

Q10

Which of the following mineral does not contain Al?