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Describe the following giving suitable examples:
i. Cannizzaro reaction
ii. Aldol condensation
b. Give a chemical test to distinguish among ethanal and propanal.
Question: (a) Explain why metals are mostly ductile and ceramics brittle at room temperature. (b) Describe what you understand by the following terms. Use appropriate il
The interionic attraction depends on interaction of: (1) Solute-Solute (2) Solvent-Solvent (3) The charges (4) Molecular proper
explain industrial manufacturing process of westron and explain the advantages and disadvantages of westron
For d electrons, the azimuthal quantum number is: (1) 0 (2) 1 (3) 2 (4) 3 Ans: 2
The electronic configuration of four elements are given in brackets: L (1s 2 , 2s 2 , 2p 1 , ) M (1s 1 , 2s 2 , 2p 5 ) Q (1s 2, 2s 2 , 2p 6 3s 1 ,) R ( 1s 1 , 2s 2 , 2p
Q. What are the Ligands? Ligands: The ions and/or molecules which are directly attached to the central atom/ion are called ligands. A ligand could be an iron, an atom or a ne
The maximum number of electrons that can be accommodated in a 3d subshell is: (1) 2 (2) 10 (3) 6 (4) 14 Ans: 10
Experiment on Archimedes' principle Solder a cycle valve to single half of a copper ball tap float. Load inside the other half with lead or lead shot unless the whole just flo
external treatment of hard water? Demineralisation of British water
A sample of water collected in the field had a pH of 6.8. By the time it was analyzed in the lab, the pH had decreased to 6.0. Give a possible explanation.
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