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Among the metals Cr,Fe,Mn,Ti,Ba and Mg, the one that cannot be obtained by reduction of its metal oxide by aluminium is
Options
(a) Cr
(b) Fe
(c) Mg
(d) Ba
Correct Answer:
Mg
Explanation:
Since reduction potential of Al is more than that of Mg and less than rest of he other given metals. So it cannot reduce Mg from its oxide.
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Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Mg burns in CO₂ to produce
- IN Haber process 30 L of dihydrogen and 30 L of dinitrogen were taken for reaction
- Which one is not a constituent of nucleic acid
- The oxyacid of phosphorus, in which phosphorus has the lowest oxidation state, is
- Ksp of CaSO₄.5H₂O is 9 ˣ 10⁻⁶, find the volume for 1g of CaSO₄ (M.wt, = 136)
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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