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XII BOARDS PREVIOUS YEAR-QUESTION PAPER 2023-Question
- Assertion (A): Monobromination of aniline can be conveniently done by ...
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- Assertion(A): Manganese shows the highest oxidation state of +7 in 3d ...
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- (a)What type of deviation from Raoult's law is shown by a mixture of e...
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- An alkyl halide (A) of molecular formula C6H(13)Cl on treatment with a...
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- The rate constant for the first order deomposition of N2O5 is given by...
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- Name the cell which: (a) was used in Apollo Space programme.. (b) is ...
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- Write IUPAC names of the follwing coorrdination entites: (a) [Cr(NH3)3...
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- Which of the following is an appropriate set of reactants for the prep...
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- (a) Write the prouducts of the following reaction (b) Do the follo...
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- The following data were odtained during the frist order thermal decomp...
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- If benzoic acid (M=122 g mol^-1) is associated into a dimer when disso...
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- Answer any three of the following question : (a) Explain the type of ...
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- Account for the following : (a) Benzyl chloride is highly reactive tow...
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- (a) (i) Write hydroboration-oxidation reaction with an example. (ii)...
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- (b) (i) What happens when phenol reacts with (1) Conc HNO3 and (2) C...
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- Amines are usually formed from nitro componds, halides, amides, imides...
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- Living system are made of various complex biomolecules like carbohydra...
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- (a) Draw structure of the 2,4-dinitrophenylhydrazone of benzaldehyde ...
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- Calculate the emf of the following cell at 298 K : Al(s) |Al^(3+)(0.00...
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- (b) (i) The molar conductivities of NH4^+ and Cl^- ion are 73.8 S cm^2...
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