UNITED BOOK HOUSE-TECHNO INDIA GROUP ACADEMIA,SOUTH KOLKATA QUESTION PAPER-EXERCISE
- Balance the following equation by ion electron method :Cr2O7^(2-) + H^...
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- KMnO4 oxidises oxalic acid in acid medium. Calculate the number of CO2...
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- Explain why Hydrated barium peroxide is used in the preparation of hyd...
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- Why is Li2CO3 decomposed at a lower temperature whereas, Na2CO3 at hig...
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- Why are lithium salts are commonly hydrated and those of the other alk...
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- Why aqueous solution of Na2CO3 is alkaline.
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- Write the balance equations for reactions between water and potassium ...
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- How would you explain BaO is soluble but BaSO4 is insoluble is water.
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- Give chemical identity of plaster of paris.
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- What are electrophiles, nucleophiles and free radicals? Explain with e...
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- Express the equilibrium constant of the reaction in the forms of Kp an...
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- Express the equilibrium constant of the reaction in the forms of Kp an...
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- When 1 mole of ethyl alcohol and 1 mole of acetic acid arc heated in a...
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- The solubility of magnesium hydroxide in water is 8.35 xx 10^(-3) gm//...
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- Deduce the expression for the degree of ionization of a dilute aqueous...
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- Write the resonance structure of CO3^(2-) ion.
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- Explain what happens when boric acid (H3BO3) is heated?
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- What is carbogen and what its use?
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- Draw the structure of inorganic Benzene.
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- Explain why 1-butyne produces white precipitate with ammoniacal AgNO3 ...
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