>
Exams
>
Chemistry
>
Inorganic chemistry
>
why does vanadium pentoxide v2o5 act as a catalyst
Question:
Why does Vanadium pentoxide (V2O5) act as a catalyst?
CBSE CLASS XII - 2025
CBSE CLASS XII
Updated On:
Jan 14, 2026
Hide Solution
Verified By Collegedunia
Solution and Explanation
Vanadium pentoxide (V2O5) acts as a catalyst in the contact process for the production of sulfuric acid. It provides an active site for the reaction between sulfur dioxide and oxygen, lowering the activation energy.
Download Solution in PDF
Was this answer helpful?
1
0
Top Questions on Inorganic chemistry
Given below are some of the statements about Mn and \( Mn_2O_7 \). Identify the correct statements.
A. Mn forms the oxide \( Mn_2O_7 \), in which Mn is in its highest oxidation state.
B. Oxygen stabilizes the Mn in higher oxidation states by forming multiple bonds with Mn.
C. \( Mn_2O_7 \) is an ionic oxide.
D. The structure of \( Mn_2O_7 \) consists of one bridged oxygen.
Choose the correct answer from the options given below :
JEE Main - 2026
Chemistry
Inorganic chemistry
View Solution
On heating a mixture of common salt and \( K_2Cr_2O_7 \) in equal amount along with concentrated \( H_2SO_4 \) in a test tube, a gas is evolved. Formula of the gas evolved and oxidation state of the central metal atom in the gas respectively are :
JEE Main - 2026
Chemistry
Inorganic chemistry
View Solution
Given below are two statements :
Statement I : The correct order in terms of atomic/ionic radii is \( Al>Mg>Mg^{2+}>Al^{3+} \).
Statement II : The correct order in terms of the magnitude of electron gain enthalpy is \( Cl>Br>S>O \).
In the light of the above statements, choose the correct answer from the options given below :
JEE Main - 2026
Chemistry
Inorganic chemistry
View Solution
Consider the following statements:
[(A)] \(\mathrm{KMnO_4}\) is diamagnetic while \(\mathrm{K_2MnO_4}\) is paramagnetic.
[(B)] Manganate ion contains \(\mathrm{Mn^{6+}}\) while permanganate ion contains \(\mathrm{Mn^{7+}}\).
[(C)] \(\mathrm{Mn^{2+}}\) ion on reaction with \(\mathrm{S_2O_8^{2-}}\) ions gives manganate ion.
[(D)] Both \(\mathrm{MnO_4^-}\) and \(\mathrm{MnO_4^{2-}}\) are tetrahedral.
Correct statements are:
JEE Main - 2026
Chemistry
Inorganic chemistry
View Solution
Statement-I : \(\mathrm{KMnO_4}\) is a good reducing agent.
Statement-II : \(\mathrm{KMnO_4}\) reduces nitrite, oxalate and iodide ions.
JEE Main - 2026
Chemistry
Inorganic chemistry
View Solution
View More Questions
Questions Asked in CBSE CLASS XII exam
Considering the case of magnetic field produced by air-filled current carrying solenoid, show that the magnetic energy density of a magnetic field \( B \) is \( \frac{B^2}{2\mu_0} \).
CBSE CLASS XII - 2025
Magnetic Field
View Solution
Three batteries E1, E2, and E3 of emfs and internal resistances (4 V, 2 \(\Omega\)), (2 V, 4 \(\Omega\)) and (6 V, 2 \(\Omega\)) respectively are connected as shown in the figure. Find the values of the currents passing through batteries E1, E2, and E3.
CBSE CLASS XII - 2025
Kirchhoff's Laws
View Solution
Two wires made of the same material have the same length \( l \) but different cross-sectional areas \( A_1 \) and \( A_2 \). They are connected together with a cell of voltage \( V \). Find the ratio of the drift velocities of free electrons in the two wires when they are joined in:
(i) series, and (ii) parallel.
CBSE CLASS XII - 2025
Current electricity
View Solution
Suppose, the value of Average Propensity to Consume (APC) is 0.8 and National Income is ₹ 4,000 crores, the value of saving would be ₹ ____ crores. (Choose the correct option to fill up the blank)
CBSE CLASS XII - 2025
Income and Employment
View Solution
Surface area of a balloon (spherical), when air is blown into it, increases at a rate of 5 mm²/s. When the radius of the balloon is 8 mm, find the rate at which the volume of the balloon is increasing.
CBSE CLASS XII - 2025
Geometry
View Solution
View More Questions