Glossaries
Pages
Home
Tuesday, June 8, 2010
Which is the principal ore of Mercury ?
Which is the principal ore of Mercury ?
(A) Galena
(B) Bauxite
(C) Cinnabar
(D) Hematite
Ans:(C) Cinnabar
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment