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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
- For a chemical reaction X → Y,it is found that rate of the reaction is increased
- Formula of gypsum is
- The volume of water to be added to N/2 HCl to prepare 500 cm³ of N/10 solution is
- For which one of the following equations is ΔH⁰react equal to ΔH°f
- A gas has a vapour density 11.2.The volume occupied by 1 g of gas at NTP 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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