1. Which of the following compound will undergo faster SN1 reaction. (Hint: Draw intermediates and compare the stability).

2. For below compounds answer the following questions: a) What is the hybridization of nitrogen and oxygen atoms in these compounds? b) What orbital does each lone pair on nitrogen occupy? (p,sp,sp²,sp³) c) Classify each nitrogen atom as basic or non-basic, according to the availability of its lone pairs. d) Classify each compound as aromatic, antiaromatic or nonaroamatic.