Monday, July 7, 2014

Chemistry Quiz for SSC CGL Tier 1 Exam

1. Baryllium Sulphate is less soluble in Water due to

  • High Inflammable Energy
  • Low Energy of Dissociation
  • Low Inflammable Energy
  • Lonic Band
  • Click Here to See the Answer and Explanation
  • High Inflammable Energy 





2. What is the name of that system which uses radioactivity to decide the period of materials of Pre-historic period?

  • Radium Dating
  • Uranium Dating
  • Carbon Dating
  • Deuterium Dating
  • Click Here to See the Answer and Explanation
  • Carbon Dating





3. Cement is made hard with

  • Dehydration
  • Hydration and dissociation of water
  • Dissociation of Water
  • Polymerisation

  • Click Here to See the Answer and Explanation
  • Hydration and Dissociation of Water





4.What happens when a chemical bond is formed

  • Energy is always absorbed
  • Energy is always released
  • More energy is released than is absorbed
  • Energy is neither released nor absorbed
  • Click Here to See the Answer and Explanation
  • Energy is always absorbed




5. Which among the following is a carbohydrate?

  • Nylon
  • Cane- Sugar
  • Turpentine
  • Hydrogen Peroxide
  • Click Here to See the Answer and Explanation
  • Cane - Sugar




6. "All the four quantum numbers of two electrons in an atom are not the same". It is the law of

  • Hund's
  • Exclusion Principle of Pauli
  • Uncertainty Principle of Hiesenberg
  • Avagardo's law
  • Click Here to See the Answer and Explanation
  • Exclusion Principle of Pauli




7. Commercial Nitric acid is coloured because it contains dissolved

  • Oxygen
  • Nitrous Oxide
  • Nitrogen Dioxide
  • Coloured Impurities
  • Click Here to See the Answer and Explanation
  • Nitrogen Dioxide




8. Where does the oxygen that keeps us alive come from

  • Carbon Dioxide
  • Carbonates absorbed from Soil
  • Oxides of Minerals
  • Water
  • Click Here to See the Answer and Explanation
  • Water




9. The gas used for artificial fruit ripening of green fruits is

  • Ethylene
  • Acetylene
  • Ethane
  • Methane
  • Click Here to See the Answer and Explanation
  • Ethylene




10. The three elements most needed in common fertilizers are:

  • Sulphur , Phosphorous and Sodium
  • Nitrogen, Potassium and Phosphorous
  • Phosphorous, Sodium and Nitrogen
  • Calcium, Phosphorous and Potassium
  • Click Here to See the Answer and Explanation
  • Nitrogen, Potassium and Phosphorous

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