UNITED BOOK HOUSE-MODEL QUESTION PAPER 20-EXERCISE
- Which one is weak acid and why?ICH2 COOH, BrCH2 COOH,ClCH2COOH.
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- Give the IUPACname of the following:
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- What is acid rain?
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- Write three defects of Bohr theory?
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- What is magnetic quantum numbe'r?'.If the principle quantum number be ...
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- What do you mean by electron affinity? State its change down a group.
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- Arrange the Cations as per increasing radius Mg(2+) , Na^(o+) &AI^(3+)...
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- What is polesing power? What Shall be the increasing order of polesisi...
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- Find the increasing order of covalent nature of AlCl3, MgCl2 and NaCl....
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- Define Co-efficient of Viscosity of a liquid. Write its S.I Unit.
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- Calculate q, w & Delta uwhen a gas is Compressed from 15 lit to 5 lit ...
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- Write Hess's law of constant heat summation. Write the mathematical ex...
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- Balance the following reaction by oxidation no method H2O + HNO2 rarr...
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- Balance the following reaction by oxidation no method Cu + NO ---> CuO...
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- Balance the following reaction by oxidation no method FeCl3+ SnCl2 ra...
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- State one method to remove permanent hardnessof water. Why H2S is a ga...
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- Why Csl is lesssoluble in water? Whatis used as anode in the extractio...
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- How N2 is estimated in Duma’s process.
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- What is self Catalysis? Write Arrheneous equ for the specific rate con...
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- Write ostwald dilution law 1 what is buffer solution? State with examp...
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