Which of the following substances is the most abundant in the universe?

Chemistry JAMB 1985

Which of the following substances is the most abundant in the universe?

  • Carbon
  • Air
  • Water
  • Oxygen
  • Hydrogen checkmark

The correct answer is: E

Explanation

Element Abundance
Hydrogen 40,000
Helium 3,100
Oxygen 22
Neon 8.6
Nitrogen 6.6
Carbon 3.5
Silicon 1
Magnesium 0.91
Iron 0.6
Sulfur 0.38
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