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Sudheer M.
's Polls
Chemistry
Radium is obtained from
Rutile
1 vote (100%)
Rutile
Haematite
0 votes (0%)
Haematite
Limestone
0 votes (0%)
Limestone
Pitchblende
0 votes (0%)
Pitchblende
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1 vote
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Wolmal
(256 symbols max)
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