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Which of the following reactions is the metal displacement reaction ? Choose the right option

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asked Nov 11, 2021 in 2021 by Doubtly (98.9k points)
edited Jun 29, 2023

Which of the following reactions is the metal displacement reaction ? Choose the right option

(1) 2Pb(NO ) 2PbO 4NO O 3 2 2 2 2) 2KClO 2KCl 3O 3 2 (3)Cr O 2Al Al O 2Cr 2 3 2 3 (4) Fe 2HCl FeCl H     2 2

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1 Answer

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answered Nov 11, 2021 by Doubtly (98.9k points)
selected Jun 29, 2023 by Doubtly

Best answer

Correct option is 3) \(Cr_2O_3+2Al\rightarrow Al_2O_3+2Cr\)

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