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The scientist associated with the discovery of the nucleus was

A. Rutherford

B. Moseley

C. Niels Bohr

D. J.J. Thomson

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  1. An antipyretic is a drug used
  2. The soaps used in shaving cream are
  3. Which of the following is not a chemical change?
  4. Annealing of glass is done in
  5. Which or the following gases is soluble in water and Is collected by the downward displacement or air?
  6. Which of the following is not a food material?
  7. The best specimen for drinking purposes is
  8. The fertilizer which has the largest percentage of nitrogen is
  9. A valuable by-product in the manufacture of soap is
  10. The artificial silk produced from cellulose is
  11. A non-metal which is a good conductor of electricity is
  12. Which one of the following is not radioactive?
  13. The depletion of the ozone layer in the upper atmosphere is due to -extensive use of
  14. Consider the following statements: Hard water is not suitable for1) drinking2) washing clothes with…
  15. Cinnabar is an ore of
  16. The term 'nucleons' apples to
  17. Nylon is made from
  18. The Carbon dioxide is absorbed by
  19. A hormone which contains iodine is
  20. The process of heating steel to bright red heat and cooling suddenly by plunging it into water is known…
  21. The gas used in balloons in the place of hydrogen is
  22. Alum is used
  23. Which one of the following is used for dry cleaning?
  24. The freezing point of water at 760 mm pressure is
  25. The form of carbon used in decolourising sugar solution is
  26. BHC is a
  27. Heated saw dust catches fire when a drop of concentrated nitric acid is added to it. This is due to
  28. Gold dissolves in aqua regia due to the formation of
  29. The malarial parasite was discovered by
  30. A mixture of naphthalene and sand is separated by