The correct statements about Zeolites are (I) They are good shape selective catalysts (II) They contain…
The correct statements about Zeolites are
(I) They are good shape selective catalysts
(II) They contain $\mathrm{Al}-\mathrm{O}-\mathrm{Si}$ framework
(III) They are not found in nature
(IV) They are used as catalysts for cracking hydrocarbons, in petrochemical industry
I \& II only
II \& III only
III \& IV only
I, II \& IV only
Solution
Zeolites are naturally found in the form of sedimentary rocks and volcanic products. Thus, statement III is correct.
All other statements regarding zeolites are correct.