All India Engineering / Architecture Entrance Examination (AIEEE)

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AIEEE 2008 Chemistry

Q. 8. Among the following substituted silanes the one which will give rise to cross linked silicone polymer on hydrolysis is

1. R₂SiCl₂
2. R₃SiCl
3. R₄Si
4. RSiCl₃

Sol:

Correct answer is (4)

Q. 9. Oxidising power of chlorine in aqueous solution can be determined by the parameters indicated below:

The energy involved in the conversion of

1. –850 kJ mol^–1
2. +120 kJ mol^–1
3. +152 kJ mol^–1
4. –610 kJ mol^–1

Sol: