In aqueous solution,$Na_2SO_3$ is oxidized by air,but $Na_3AsO_3$ is not. However,when air is passed through a solution containing both $Na_2SO_3$ and $Na_3AsO_3$,both are oxidized. This is an example of:
- APositive catalysis
- BNegative catalysis
- CInduced catalysis
- DAutocatalysis
Explore More
Similar Questions
Give information about Homogeneous catalysis and Heterogeneous catalysis.
Difficult
View SolutionAccording to the adsorption theory of catalysis,the rate of reaction increases because:
Easy
View SolutionMatch the catalysts to the correct processes:
Catalyst Process $A. TiCl_4$ $i. \text{Wacker process}$ $B. PdCl_2$ $ii. \text{Ziegler-Natta polymerization}$ $C. CuCl_2$ $iii. \text{Contact process}$ $D. V_2O_5$ $iv. \text{Deacon's process}$
| Catalyst | Process |
|---|---|
| $A. TiCl_4$ | $i. \text{Wacker process}$ |
| $B. PdCl_2$ | $ii. \text{Ziegler-Natta polymerization}$ |
| $C. CuCl_2$ | $iii. \text{Contact process}$ |
| $D. V_2O_5$ | $iv. \text{Deacon's process}$ |
DifficultJEE MAIN 2015
View SolutionExplain the characteristics of enzyme catalysis.
Difficult
View SolutionBrown's catalyst is .....
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo