Related Questions

  1. A hydrocarbon contains 20% hydrogen and 80% carbon.The empirical formula is
  2. If the rate of diffusion of CH₄ is twice of that of a gas X, then what is the molecular
  3. The reaction of aqueous KMnO₄ with H₂O₂ in acidic conditions gives
  4. The number of optical isomers formed by hydrogenation of the compound (CH₃)₂C=CHCH₃
  5. Which of these is a hypnotic