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The metal used in storage batteries

A. Zinc

B. Iron

C. Copper

D. Lead

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  1. Water has maximum density at
  2. The formula of Plaster of Paris is
  3. The hardest substance available on earth is
  4. Liquefied Petroleum gas (LPG) consists of mainly
  5. The property of a substance to absorb moisture from the air on exposure is called
  6. Which of the following is commonly called a polyamide ?
  7. Permanent hardness of water can be removed by adding
  8. Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
  9. Cell membrane is
  10. The colour of Emerald is
  11. When a gas is turned into a liquid, the process is called
  12. Which of the following elements is a metal
  13. According to Daltons atomic theory the smallest particle which can exist independently is
  14. In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If…
  15. The solar eclipse occurs when
  16. The fastest-running terrestrial animal is
  17. Lightening cause rainfall because
  18. Glass is made from the mixture of
  19. Which of the following characters is not shown by hydrogen
  20. In an atomic nucleus, neutrons and protons are held together by
  21. The metal used in storage batteries
  22. Carbon tetrachloride fire extinguisher should not be used in closed room because it produces poisonous…
  23. Which of the following is the lightest metal ?
  24. The oxide of Nitrogen used in medicine as anaesthetic is
  25. The smallest functional and structural unit of kidney is called as
  26. The recent atomic weight scale is based on
  27. The element present in the largest amount in rocks and minerals is
  28. Polythene is industrially prepared by the polymerisation of
  29. The fastest acting enzyme in the biological kingdom is
  30. Which of the following elements is non-radioactive?