AP EAMCET · Chemistry · d and f Block Elements
Which of the following are used as catalysts in petroleum cracking?
- A Oxides of phosphorus
- B Oxides of carbon
- C Oxides of sulphur
- D Oxides of lanthanoids
Answer & Solution
Correct Answer
(D) Oxides of lanthanoids
Step-by-step Solution
Detailed explanation
No solution. Refer to answer key.
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- Glucose + ? ____ SucroseAP EAMCET 2020 Easy
- Identify the correct statements from the following
(i) Petrol and CNG operated automobiles cause less pollution
(ii) Alkanes having tertiary hydrogen can be oxidised to alcohols by \(\mathrm{KMnO}_4\)
(iii) Methane can be prepared by Kolbe's electrolytic method.
(iv) Alkyl chloride on reduction with zinc and dilute hydrochloric acid gives alkaneAP EAMCET 2018 Medium - \(\mathrm{Me}_3 \mathrm{SiCl}\) is used during polymerisation of organosílicones becauseAP EAMCET 2020 Hard
- IUPAC name of
isAP EAMCET 2019 Easy - Which of the following statements is correct about \(\mathrm{CO}_3^{2-}\) ?
A. The hybridisation of central atom is \(s p^3\).
B. Its resonance structure has one \(\mathrm{C}-\mathrm{O}\) single bond and two \(\mathrm{C}=\mathrm{O}\) double bonds.
C. The average formal charge on each carbon atom is 0.67 units.
D. All \(\mathrm{C}-\mathrm{O}\) bond lengths are equal.AP EAMCET 2020 Medium - What is the entropy change in \(\mathrm{JK}^{-1}\) during the melting of \(27.3 \mathrm{~g}\) of ice at \(0^{\circ} \mathrm{C}\) ? (Latent heat of fusion of ice \(=330 \mathrm{Jg}^{-1}\) )AP EAMCET 2011 Easy
More PYQs from AP EAMCET
- For a binomial variate \(X\) with \(n=6\), if \(P(X=2)=9 P(X=4)\), then its variance isAP EAMCET 2005 Easy
- If three points \(A, B\) and \(C\) have position vectors \((1, x, 3),(3,4,7)\) and \((y,-2,-5)\) respectively and if they are collinear, then \((x, y)\) isAP EAMCET 2002 Easy
- The lower end of a capillary tube is dipped into water and it is observed that the water in capillary tube rises by . Find the radius of the capillary tube used, if surface tension of water is ? Angle of contact between water and glass is and acceleration due to gravity is .AP EAMCET 2021 Easy
- \(\int_1^5(|x-3|+|1-x|) d x=\)AP EAMCET 2024 Easy
- If \(n\) is a positive integer, then \(2 \cdot 4^{2 n+1}+3^{3 n+1}\) is divisible byAP EAMCET 2021 Easy
- The equation of the circle of radius 5 and touching the co-ordinate axes in third quadrant isAP EAMCET 2002 Easy