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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.
Related Questions: - On treating a mixture of two alkyl halides with sodium metal in dry ether,
- Diazo-coupling is useful to prepare some
- The flame colours of metals ions are due to
- First law of thermodynamics is represented by the equation
- The oxidation state of Fe in brown ring complex [Fe(H₂O)₅NO]SO₄ is
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- On treating a mixture of two alkyl halides with sodium metal in dry ether,
- Diazo-coupling is useful to prepare some
- The flame colours of metals ions are due to
- First law of thermodynamics is represented by the equation
- The oxidation state of Fe in brown ring complex [Fe(H₂O)₅NO]SO₄ is
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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