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Yami Thakur • 9.05K Points
Tutor III Chemistry

Q. Helium gas is filled in balloons because

  • (A) Its atomic number is 2
  • (B) It is lighter than air
  • (C) It is one of the constitutents of water
  • (D) It is a noble gas
  • Correct Answer - Option(B)
  • Views: 198
  • Filed under category Chemistry

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