The catalyst used in the contact process is

  • A

    $Fe_2O_3$

  • B

    $V_2O_5$

  • C

    $SO_3$

  • D

    $Ag_2O$

Similar Questions

Among $\mathrm{VO}_2^{+}, \mathrm{MnO}_4^{-}$and $\mathrm{Cr}_2 \mathrm{O}_7^{2-}$, the spin-only magnetic moment value of the species with least oxidising ability is...................$BM$ (Nearest integer).

(Given atomic member $\mathrm{V}=23, \mathrm{Mn}=25, \mathrm{Cr}=24$ )

  • [JEE MAIN 2024]

Discuss the catalytic properties of transition elements.

Identify the alloy containing a non-metal as a constituent in it.

  • [AIPMT 2012]

Which is not amphoteric

Which metal does not give the following reaction $M +$  water or steam $ \to $oxide $ + H$ $\downarrow$