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MODERN PUBLICATION-SAMPLE PAPER 2013-EXERCISE
- What happens when SO2gas is passed through lime water first slowly and...
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- How are the natures of radiations from radio - active substances detec...
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- HF is a liquid whereas HCl is a gas. Explain.
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- Explain why most of transition elements from coloured salts.
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- How does Tollens reagent react with formic acid ? Explain with equatio...
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- How will you convert aniline to chlorobenzene ?
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- What are rodenticides ? Give the example of a commercial compound.
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- What is difference between soap and detergent ?
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- What is Buffer solution ? Write Hendersen 's equation for calculation ...
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- Give a brief account of Werner's co- ordination theory.
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- Explain. Why fluorine exhibits an oxidation state of -1 only, while ot...
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- What are the criteria of aromaticity in a compound ?
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- Write a note on green house effects with an emphasis on causes.
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- What is molecularity ? Illustrate with examples.
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- Derive the rate constant expression for the reaction A rarr B + C.
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- State Le Chatellier principle and explain its application to the follo...
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- What is the value of pH of 0.01 M NaOH solution ?
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- Give the principle of manufacture of H2SO4 by contact process.
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- What is Nuclear fusion ? Explain with examples.
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- Write the main characterstics of transitional elements.
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