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Chemicals, Metals, Acids And Gases Everyday Science One Liner MCQs

Chemicals, Metals, Acids And Gases Everyday Science One Liner MCQs


  • Substance which changes readily into vapor upon heating is called volatile
  • Selenium is a non metal
  • Most elastic among carbon, rubber, glass and paper is glass
  • Quartz is chemically silicon dioxide
  • Highest electrical conductivity is of Silver
  • Vinegar contains Acetic Acid.
  • Lightest element found in nature is hydrogen
  • Heaviest atom is uranium with atomic weight 92 amu
  • Molasses is a by-product of sugar industry.
  • Formic Acid is used in dying, tanning and electroplating.
  • Sodium Benzoid is used for the preservation of grains.
  • Which gas discovered in 1898 has a name meaning new Neon.
  • The metal known as quick silver: Mercury
  • Ethylene is a gas concerned with Ripening of fruits.
  • Opium is obtained from seed capsule of opium poppy.
  • Dry Ice is solid Carbon dioxide
  • The most common element in the universe is Nitrogen.
  • Geologists have classified nearly 3000 minerals.
  • Igneous rocks are solidified form of molten magma.
  • Sedimentary rocks are formed by the deposition of sediments in water.
  • Metamorphic rocks are the rocks transformed by the action of intense heat or great pressure or chemical activity.
  • Shale is a metamorphic rock.
  • Sedimentary rocks cover about 75% of world’s land area.
  • Moon rocks collected by astronauts are igneous in type.


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