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UNITED BOOK HOUSE-2015 Question Paper-EXERCISE
- Why is the aqueos solution of borax alkaline?
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- Why can CH3CN behave both as nucleophile and electrophile?
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- Write donw the IUPAC name of the folloiwng compound: CH3COCH2 unders...
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- Write down the structural formula of the following compound Hex-I-ene-...
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- Arrange the followig radicals in increasing order of -I effect. 1,Br,C...
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- Write the structural formula of the following compound 5-amino pent-3-...
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- State the Pauli exclusion principle. write the electronic configuraito...
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- Why is the electron gain enthalpy of oxygen is less than that of sulph...
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- Arrange the following metal oxides in terms of ascending order of basi...
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- Why is the first ionization enthalpy of helium maximum among all the e...
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- Arrange the following compounds is terms of ascending order of oxidisi...
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- Why are the bond angles of NH3 and H2O less than the normal values of ...
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- Find out the bond order of H2^+ ion.
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- What are the types of hybridisation of NH4^+.CO3^(2+) H2S and SF6?
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- C-O bond is polar but CO2 does not have a dipole moment. Why?
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- Explain the nature of the graphs of log P versus log V and log V versu...
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- Write the units of Vander Waals constants a and b.
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- Why is the enthalphy change for a chemical reaction more important tha...
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- What is meant by isolated system?
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- Find out the heat of formation of CH3COOH. Given that the heat of comb...
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