UNITED BOOK HOUSE-MODEL QUESTION PAPER 12-EXERCISE
- What do you mean by electronegetivity? Write its change across a perio...
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- Find the position of" 17A^35 in periodic table indicate whether the el...
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- Illustrate with example: Sp-hybridisation.
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- Find the hybridisation of the * marked element in the following compou...
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- What is the dipole moment of CCI4?
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- Write the Vanderwall's equation for real gas. Explain the term involve...
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- What do you mean by surface tension? Write its dimension. Write the S....
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- Calculate the entropy change of melting- of 5 gm ice. What type of fun...
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- DeltaH and DeltaS for a reaction at 27^@C are - 24kcal mol^(-1) & 24 c...
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- Balance the euqation by oxidation no method:- SnCl2 + HCl+ O3 rarr SnC...
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- Balance by oxidation number method Cu + HNO3 rarr Cu(NO3)2 + NO2 + H...
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- Balance the following reaction by oxidation number method:MnO2 + HCI ...
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- How would you prepare H2 O2 by electrolysis method? Is MnO2 a peroxide...
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- Why alkaline earth metal are respondant to flame test?
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- 2.4 gm of silver salt of a monobasic organic acid when heated 1.24 gm ...
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- What type of equilibrium 'is this 3Fe (s) + (g) f Fe3O4 (S) 4H2 (g)Di...
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- Why black precipital is formed when H2S is passed through Pb^(2+) & Cu...
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- State the reason:PbI4 does not exist but PbF4 fairly stable.
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- Explains why CO2 is gaseous while SiO2 is a Solid?
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- How would you carry out the following Conversion: .
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