12th Standard Chemistry Half Yearly Question Paper
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Questions and Answers

Which of the following is a chemical property?

  • Color
  • Flammability (correct)
  • Density
  • Melting point

Which of the following is a noble gas?

  • Hydrogen
  • Nitrogen
  • Helium (correct)
  • Oxygen

What is the most abundant element in the Earth's crust?

  • Aluminum
  • Silicon
  • Iron
  • Oxygen (correct)

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