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{:("Column - I","Column - II"),("(A) Pen...

`{:("Column - I","Column - II"),("(A) Pendulum","(i) Chrome steel"),("(B) Malachite","(ii) Nickel steel"),("(C) Calamine","(iii) "Na_(3)AlF_(6)),("(D) Cryolite","(iv) "CuCO_(3).Cu(OH)_(2)),(,"(v) "ZnCO_(3)):}`

Text Solution

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`(A)-(ii), (B)-(iv),(C)-(v),(D)-(iii)`
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