Which of the following characters is not shown by hydrogen

A. It burns in air to form water

B. It supports combustion

C. It readily combines with fluorine and chlorine

D. It combines with almost all metals forming hydrides

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  1. Which of the following characters is not shown by hydrogen
  2. The removal of top soil by water or wind is called
  3. Liquefied Petroleum gas (LPG) consists of mainly
  4. Carbon tetrachloride fire extinguisher should not be used in closed room because it produces poisonous…
  5. The accumulation of stress along the boundaries of lithospheric plates results in which of the following?
  6. What is the unit for measuring the pitch or frequency of sound ?
  7. The metal used in storage batteries
  8. Epoxy resins is used as
  9. Water has maximum density at
  10. The major ingredient of leather is
  11. In an atomic nucleus, neutrons and protons are held together by
  12. Which of the following parts of the sun is easily visible only during a total solar eclipse?
  13. The speed of light with the rise in the temperature of the medium
  14. Brass gets discoloured in air due to the presence of which gas in air
  15. Which of the following elements is obtained from sea weeds ?
  16. The recent atomic weight scale is based on
  17. Which of the following is most likely to cause a rise in the average temperature of earth's atmosphere…
  18. The metal that is present in Photo Films is
  19. The location and energy of an electron in an atom can be specified by
  20. Which of the following is the lightest metal ?
  21. According to Daltons atomic theory the smallest particle which can exist independently is
  22. The property of a substance to absorb moisture from the air on exposure is called
  23. Which of the following elements is non-radioactive?
  24. The colour of Emerald is
  25. Which of the following elements is a metal
  26. Which of the following is commonly called a polyamide ?
  27. The metallic constituents of hard water are
  28. Nitrification means
  29. The marine animal called dugong which is vulnerable to extinction is a/an
  30. Which of the following items will be attracted to the north pole of a permanent magnet by a magnet force?