Which gas is known as 'Laughing Gas'?
Options:
- A: Nitric Oxide
- B: Nitrous Oxide
- C: Nitrogen Dioxide
- D: Dinitrogen Pentoxide
Related Practice Questions:
- Why is copper considered highly pure and extensively used in religious rituals by Hindus today according to the historical context of natural resources?
- Which of the following regions is described by R.S. Sharma as "the most coveted and contested area" fought over by important ruling powers in northern India?
- Paper currency was not used in ancient India. In which century was paper currency finally introduced to India?
- The earliest agricultural settlements and states in ancient northern India were founded along the Himalayan foothills (the "terai" route) during which period?
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