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MODERN PUBLICATION-SAMPLE PAPER 2012-EXERCISE
- In the upper layer of the atmosphere, ozone is formed by the:
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- The unit of entropy are:
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- Electrophilic substitution reaction in benzaldehyde takes place at
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- Which of the following is the IUPAC name of K(4)[Fe(CN)(6)] ?
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- Fill in the blanks : The half life period of a radioactive substance i...
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- Nylon 6,6 is prepared by the condensation of and ....
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- The transition elements are paramagnetic due to the presence of ….. .
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- Fill in the blanks : The name of electrophile used for the sulphonatio...
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- In the electrochemical cell, oxidation takes place at "………………..".
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- Which halogen acid does attack glass?
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- What is the value of change in entropy at equilibrium ?
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- Write the IUPAC name of the following compund
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- Give the relationship between chemical equivalent and electrochemical ...
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- Write the name of two antibiotic drugs.
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- Why is the solution containing sodium acetate and acetic acid called a...
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- Represent the cell and calculate the Standard e.m.f. of the cell havin...
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- Why hydrofluoric acid is the weakest of all the halogen acids ?
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- What is the action of ozone with lead sulphide? Give equation.
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- H2S cannot be dried by passing over conc. H2SO4 because:
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- What happens when SnCl2 solution is added to CuCl2 solution ?
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