Multiple choice

Which of the following statements regarding argon is INCORRECT?

  1. Argon is a colourless, odourless and tasteless gas.

  2. Argon constitutes 0.934 percent of the atmosphere by weight.

  3. Argon is the most abundant noble gas in the atmosphere.

  4. Argon gas is approximately 1.4 times as heavier as air.

  5. Argon is 2.5 times more soluble in water than nitrogen.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Argon constitutes 1.288 percent of the atmosphere by weight and 0.934 percent by volume.

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