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UNITED BOOK HOUSE-TANTIA HIGH SCHOOL QUESTION PAPER -EXERCISE
- Is the electronegativity of Sn^(2+) and Sn^(4+) equal or different? Ex...
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- When an electron jumps down from 5th Bohr orbit to 3rd Bohr orbit in H...
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- State Pauli's exclusion principle.
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- How many number of electrons are present in one HClO4 molecule.
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- An aromatic organic compound has the following composition by weight c...
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- Write the electronic configuration of Fe^(2+) and Cu^+ ions. Atomic nu...
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- Why is the radius of cation less compared to that of the corresponding...
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- What do you understand by electro-negativity of an element?
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- Assuming the reactant and product gases of chemical reaction as ideal,...
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- From the given data find the heat of formation of methane. C + O2= CO...
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- What do you mean by entropy? Show that the entropy is a state function...
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- Draw the Lewis. dot picture of the following : O3,COCl2and N2O4.
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- Who the shape of the following molecules according to VSEPR rule? PCL5...
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- Express the relation between the rate of diffusion of a gaseous substa...
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- A mixture of hydrogen and oxygen at one bar pressure contains 20% by w...
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- Write the Vander Walls equation for n'mole of the real gas.
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- What will be the ratio of rate of diffusion of "^235UF6 and ^238UF6?
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- Write the postulates of kinetic theory of gases.
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- Define Gibb’s free energy.
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- Establish DeltaG = DeltaH- TDeltaS.
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