Multiple choice

Match the copper minerals in column I with their respective chemical formulae in column II.

 
Column I Column II
P. Covellite 1. Cu12As4S13
Q. Chalcocite 2. (Cu,Fe)12Sb4S13
R. Tennantite 3. CuS
S. Tetrahedrite 4. Cu2S

  1. P - 1, Q - 4, R - 3, S - 2

  2. P - 2, Q - 3, R - 1, S - 4

  3. P - 2, Q - 1, R - 4, S - 3

  4. P - 3, Q - 4, R - 1, S - 2

  5. P - 4, Q - 3, R - 1, S - 2
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Covellite is a rare copper sulphide mineral with the formula CuS. Chalcocite, Cu2S, is an important copper ore mineral. Tennantite is a copper arsenic sulphosalt mineral, Cu12As4S13. Tetrahedrite is a copper antimony sulphosalt mineral, (Cu,Fe)12Sb4S13.

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