Q34.Al2O3 was leached with alkali to get X . The solution of X on passing of gas Y, forms Z . X, Y and Z respectively are (1) X = AlOH3, Y = CO2', Z = Al2O3 (2) 𝑋= NaAlOH4, Y = SO2, Z = Al2O3 (3) X = AlOH3, Y = SO2, Z = Al2O3 · xH2O (4) 𝑋= NaAlOH4, Y = CO2, Z = Al2O3, 𝑥H2O
What This Question Tests
This question tests knowledge of the chemical properties of aluminium compounds, specifically the leaching of Al2O3 and the subsequent precipitation of hydrated alumina.
Concepts Tested
📚 NCERT Sections This Tests
8.17 — Complete Each Synthesis By Giving Missing Starting Material, Reagent Or Products
Chemistry Class 12 · Chapter 8
8.17 Complete each synthesis by giving missing starting material, reagent or products
9.9 — Give The Structures Of A, B And C In The Following Reactions:
Chemistry Class 12 · Chapter 9
9.9 Give the structures of A, B and C in the following reactions: B NaOH Br 2 C (i) CH 3 CH 2 I NaCN A Partial OHhydrolysis CuCN H 2 O/H NH 3 (ii) C 6 H 5 N 2 Cl A B C 4 B HNO 2 C (iii) CH 3 CH 2 Br KCN A LiAlH 0 C 2 2 O/H HCl B H C (iv) C6 H 5 NO 2 Fe/HCl A NaNO273 K 3 A NaOBr B NaNO 2 /HCl C (v) CH 3 COOH NH 2 B C 6 H 5 OH C (vi) C6 H 5 NO 2 Fe/HCl A HNO273K 279 Amines Reprint 2025-26
2.1 — Arrange The Following Metals In The Order In Which They Displace Each Other
Chemistry Class 11 · Chapter 2
2.1 Arrange the following metals in the order in which they displace each other from the solution of their salts. Al, Cu, Fe, Mg and Zn.
📋 Question Details
- Chapter
- p-block Elements
- Topic
- Chemistry of Aluminium
- Year
- 2021
- Shift
- 24 Feb Shift 1
- Q Number
- Q34
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 7: The p-Block Elements
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