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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2007-CHEMISTRY
- The type of hybridisation in diborane is
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- Elemental chlorine cosists of two isotopes, ""^(37)Cl and ""^(35)Cl. A...
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- Correct order of electron affinity of the halogen atoms are
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- For a reversible reaction, if the concentration of the reactants are d...
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- Which of the following is most acidic in character?
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- In a reaction ""(4)Be^(9)+"Projectile"to""(4)Be^(8)+""(0)n^(1), the pr...
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- Conversion of RCOOH to RCH(2)OH can be achievedby
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- The root mean square speed at sTP of molecules H(2),N(2),O(2) and HBr ...
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- Which of the following compound forms two isomeric oxims on reactig wi...
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- 3-phenyl propene on reaction with HBr gives (as a major product)
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- BaSO(4) is water insoluble although it is an ionic compound because of
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- The atmospheric gas which cannot produce greenhouse effect is
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- In acidic medium, the equivalent wight of K(2)Cr(2)O(7) (Mol. Wt. =M) ...
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- The oxidation state of Fe in[Fe(H(2)O)(5)NO]SO(4) is
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- Number of sigma- bond, pi- bond and Ione pari (lp) of electrons in ace...
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- Equivalent conductance of an weak acid at 0-1 M concentration is 100 t...
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- Role of ATP in bioenergetics is
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- Molar conductivities of H^(+),Na^(+),K^(+) and Rb^(+) ions in aqueous ...
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- Chloride of a metal (M) of specific heat 0-16 contains 63.96% of chorl...
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- A solution of a metal salt gives a gelatinous white precipitate on tre...
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