1. Who invented Atomic Bomb ?

Answer: J. Robert Oppenheimer of U.S.A. in 1945

2. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

3. Who invented google ?

Answer:

Larry Page

4. Who invented Bleaching Powder ?

Answer: Tennant of Britain in 1798

5. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.

6. Who invented Steam Engine (Condenser)

Answer: James Watt of Britain in 1765

7. Who invented HIV ?

Answer: