Everyday Science MCQs
Q The radioactive isotope of hydrogen is called___________?
  • A A. Tritium
  • B B. Deuterium
  • C C. Protium
  • D D. Ortho-hydrogen
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Word of the Day
12 Jul
Obdurate
stubbornly refusing to change one’s opinion or course of action.
آدی، بدکار، Ψ³Ω†Ϊ―Ψ―Ω„ΫŒ

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