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MODERN PUBLICATION-SAMPLE PAPER 2012-EXERCISE
- Why hydrofluoric acid is the weakest of all the halogen acids ?
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- What is the action of ozone with lead sulphide? Give equation.
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- H2S cannot be dried by passing over conc. H2SO4 because:
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- What happens when SnCl2 solution is added to CuCl2 solution ?
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- Sodium acetate solution is alkaline. Give reason.
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- State KohIrausch’s law.
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- How is benzene converted to toluene ?
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- What is the action of benzaldehyde with HCN ?
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- What happens when ethyl acetate is treated with sodium ethoxide and et...
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- Why aniline is less basic than methyl amine?
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- What are organometallic compounds? Give two examples.
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- What happens when propionic acid is treated with thionyl chloride?
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- What is Riemer-Tiemann reaction? Give equation.
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- State and explain Faraday's laws of electrolysis. When a current of 24...
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- Write short notes on : activation energy
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- What is carbon dating ? Explain. In a sample of wood C-14 activity is ...
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- Justify the position of boble gases in the periodic table .
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- Discuss one method of preparation and the structure of the following...
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- How is acetic acid prepared from (i) CH(3)CH(2)OH (ii) CH(3)COOC(2)H(5...
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- Write one reaction to distinguish between formic acid and acetic acid....
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