WebVerified by Toppr Correct option is C) The metals Zn,Sn and Al will react with NaOH and KOH to Iibrate hydrogen gas. This is because these metals are amphoteric and can react with both bases and acids. 2Al+2NaOH+2H 2O→2NaAlO 2+3H 2 Sn+2NaOH+H 2O→Na 2SnO 3+2H 2 Zn+2NaOH→Na 2ZnO 2+H 2 Solve any question of Hydrogen with:- … WebAug 7, 2016 · Zinc liberates H2 gas when it is treated with dilute HCl ie hydrachloric acid because Zinc is more reactive thn hydrogen so it displaces hydrogen from it 's compound …
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WebAug 9, 2024 · Among Co3+, Ti2+, V2+ and Cr2+ ions, one if used as a reagent cannot liberate H2 from dilute mineral acid solution, its spin-only magnetic moment in gaseous state is ……B.M. (Nearest integer) jee main 2024 1 Answer +1 vote answered Aug 9, 2024 by SujitTiwari (50.7k points) selected Aug 12, 2024 by ShlokShukla Best answer Co3+ … WebAug 6, 2024 · closed Aug 9, 2024 by ShlokShukla Which of the following have least tendeny to liberated H2(g) on reaction with acidic solution. (1) Cu (2) Fe (3) Ni (4) Mn jee main 2024 1 Answer +1 vote answered Aug 6, 2024 by SujitTiwari (50.6k points) selected Aug 9, 2024 by ShlokShukla Correct option is (1) Cu sims 3 horse downloads free
Which of the following ions does not liberate hydrogen gas on reaction ...
WebCorrect option is C) Copper does not liberate hydrogen from the solution of dilute hydrochloric acid. Because copper lies below the hydrogen in the electro chemical series. SO assertion is correct.Reason is incorrect. … WebMay 28, 2024 · The lanthanides react slowly with cold water (more rapidly with hot water) to form hydrogen gas, and readily burn in air to form oxides. …. The lanthanides form compounds with many nonmetals, such as hydrogen, fluorine, phosphorous, sulfur, and chlorine, and heating may be required to induce these reactions. WebMar 30, 2024 · Metals to the left of hydrogen in the electrochemical series react with hydrochloric acid. These elements include lithium, potassium, calcium, sodium, magnesium, aluminum, zinc, iron and lead. Metals to the right of hydrogen in the electrochemical series, such as copper, silver and gold, do not react. sims 3 horses custom content