From the following data, estimate the value of Net Indirect Taxes (NIT):
From the following, identify the correct reasons that may affect the supply of foreign exchange in an economy:
I. Purchase of land in England by an Indian
II. Foreign tourists visiting Taj Mahal
III. Donation of 500 million dollars from Microsoft
IV. Indian students going to Australia for studies
A compound (A) with molecular formula $C_4H_9I$ which is a primary alkyl halide, reacts with alcoholic KOH to give compound (B). Compound (B) reacts with HI to give (C) which is an isomer of (A). When (A) reacts with Na metal in the presence of dry ether, it gives a compound (D), C8H18, which is different from the compound formed when n-butyl iodide reacts with sodium. Write the structures of A, (B), (C) and (D) when (A) reacts with alcoholic KOH.