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IUT_14-15
HSC - রসায়ন ২য় পত্র
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অধ্যায়-০৩ঃ পরিমাণগত রসায়ন
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All Topics
What is the oxidation number of sulfur in
A
l
2
(
S
O
4
)
3
?
\mathrm{Al}_{2}\left(\mathrm{SO}_{4}\right)_{3} ?
Al
2
(
SO
4
)
3
?
A.
3
B.
6
C.
2
D.
None
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