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- Deficiency of which vitamin cause the disease "Rickets".
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- What is Frenkel defect ? How does it affect density of the solid ?
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- Draw a neat labelled diagram of H(2)-O(2) fuel cell. Write the reactio...
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- A first order reaction is found to have a rate constant K=5.5xx10^(-14...
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- Give reasons: Cerium (Ce) exhibits +4 oxidation state.
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- Give reason: Actinoid contraction is greater from element to element t...
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- How anisole reacts with bromine in ethanoic acid? write the chemical e...
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- Explain the preparation of carboxylic acids from Grignard reagent . Gi...
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- Given an example each for (a) Artificial sweetening agents (b) Narco...
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- What are analgesics? Give an example for narcotic analgesics.
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- What are cationic detergents? Give an example.
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- Explain the process of obtaining "blister copper" from "copper matte" ...
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- Write the equations involved in the manufacture of nitric acid by Ostw...
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- (a) How is ozonised oxygen prepared in the laboratory? Give equation. ...
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- (a) How is ozonised oxygen prepared in the laboratory? Give equation. ...
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- Complete the following equation: 2NaOH+Cl2rarrNaCl+…+H2O
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- Complete the following equation: Na2SO3+2HCLrarr2NaCl+H2O
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- Complete the following equations: Cl(2)+3F(2)overset(573K)rarr…….
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- How is potassium permanganate ( KMnO4) prepared from MnO2 ? write the ...
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- Why 3d-series of elements acts as good catalyst?
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