The colour of Emerald is

A. Deep Green

B. Violet

C. Prussian Blue

D. Yellow

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. The oxide of Nitrogen used in medicine as anaesthetic is
  2. Which of the following elements is obtained from sea weeds ?
  3. The marine animal called dugong which is vulnerable to extinction is a/an
  4. One fathom is equal to
  5. Epoxy resins is used as
  6. Nitrification means
  7. Which of the following parts of the sun is easily visible only during a total solar eclipse?
  8. In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If…
  9. The colour of Emerald is
  10. Carbon tetrachloride fire extinguisher should not be used in closed room because it produces poisonous…
  11. The hardest substance available on earth is
  12. Which of the following is in liquid form at room temperature ?
  13. The most important ore of Aluminium is
  14. Which of the following characters is not shown by hydrogen
  15. Old-written material, which cannot be read easily can be read by
  16. Polythene is industrially prepared by the polymerisation of
  17. Bromine is
  18. Brass gets discoloured in air due to the presence of which gas in air
  19. Which of the following elements is a metal
  20. Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
  21. The major ingredient of leather is
  22. The recent atomic weight scale is based on
  23. When a gas is turned into a liquid, the process is called
  24. The metal used in storage batteries
  25. Which of the following elements is non-radioactive?
  26. Earth's seasons are caused by which of the following?
  27. The chemial name of Uria is
  28. The type of glass used in making prisms and lenses is
  29. The metal that is present in Photo Films is
  30. Cell membrane is