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UNITED BOOK HOUSE-MODEL QUESTION PAPER 2-EXERCISE
- Which has the maximum lattice energy?
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- The IUPAC name of the compound, CH-=C—CH=CH2 is
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- The molecule in which C-H bond length is maximum is
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- The catalyst used in the above conversion is
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- Benzene reacts with I2 in presence of which of the following to give i...
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- Hypothermia is a disease for
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- The atomic weight and equivalent weight of an element are 27 and 9 res...
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- Which block contains inner transition elements.
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- Which element has highest oxidising property?
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- Is entropy increases for-the following change? Explain :C(diamond) rar...
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- According to first law, for a cyclic process q + w =……………..
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- C6H6+CO+HCl overset (Anhydrous AlCl3) underset (Cu2Cl2)() 'A', Identif...
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- How many neutrons are present in 5 xx 10^-1 moles of C6 ^14?
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- Write two difference between orbit anoorbital. What difference will be...
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- Write two limitations of Bohr’s theory.
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- [SiF6]^(2-) is known but [SiCI6]^(2-) is not. Give reasons.
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- Complete the following reactions :B2H6+3O2 rarr
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- Complete the following reactions :Na2B4O7+7H2O rarr
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- Write the structural formula of 3, 4, 4,5-tetramethylheptane.
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- Arrange the following in decreasing order of -I effect:-I, -Br, -Cl, -...
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