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UNITED BOOK HOUSE-QUESTION PAPER 2015-EXERCISE
- Write the units of Vander Waals constants a and b.
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- Why is the enthalphy change for a chemical reaction more important tha...
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- What is meant by an isolated system in thermodynamics?
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- Find out the heat of formation of CH3COOH. Given that the heat of comb...
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- Balance the following chemical equation by ion by oxidation number of...
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- Give an example of a compound where the constituent element exhibit fr...
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- Although KHF2 is a stable compound, KHBr2 does not exist Explain why.
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- What happens when H2O2 is mixed with cold acidic potassium dichromate ...
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- Why is LiCl soluble in organic solvent?
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- Why are fumes seen when barium halides are kept in open air?
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- Alkali metals become opaque when they are kept open in air Why?
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- Write the basic principles of Solvey process.
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- Arrange the following compounds with ascending order of boiling point ...
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- BaSO4 is insoluble in water, but BeSO4 is soluble in water - Explain.
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- Why is CH3)3(c^o+)?
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- Indicate the electrophilic centre of the following compounds: CH3CHO,C...
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- (i) 4Nh3(g) + 5O2 (g) s iff 4NO (g) + 6H2O (g). Write the Kp and Kc va...
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- What is meant by solubility product?
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- pH of 0.2 mol L^-1 chloroacetic acid is 1.7. Find out the degree of di...
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- (i) At 1000 K temperature CO2 has pressure fo 0.5 atm in a closed cont...
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