$CO_2$ and $N_2$ do not support combustion. However,$CO_2$ is preferred over $N_2$ for extinguishing fires because $CO_2$ .......

  • A
    does not burn
  • B
    forms combustible products with burning substances
  • C
    is heavier than nitrogen
  • D
    is a more reactive gas

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Choose the correct answer from the options given below:

The element that shows greater ability to form $p\pi - p\pi$ multiple bonds is

Which of the following halides does not undergo hydrolysis?

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