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Current version

This is the accepted version.
added by Ts Aug. 31, 2018, 4:15 p.m.
Which element is blue in liquid state?
hydrogen
nitrogen
oxygen
helium
Liquid oxygen has a pale blue color and is strongly paramagnetic. The first measurable quantity of liquid oxygen was produced by Polish professors Zygmunt Wróblewski and Karol Olszewski (Jagiellonian University in Kraków) on April 5, 1883.
Ts
0
Correct this question
wikipedia → Liquid oxygen
0
Very interesting!
reach: rather globalchemical elementschemistryscience

History

This is initial version of the question.
added by Ts Aug. 31, 2018, 4:15 p.m.
What color is liquid oxygen?
dark blue
aqua
pale blue
gray
Liquid oxygen has a pale blue color and is strongly paramagnetic. The first measurable quantity of liquid oxygen was produced by Polish professors Zygmunt Wróblewski and Karol Olszewski (Jagiellonian University in Kraków) on April 5, 1883.
Ts
reach: rather globalchemical elementschemistryscience
This is a correction, already accepted and applied to the original question.
added by globalquiz.org Aug. 12, 2019, 3:29 p.m.
Which element is blue in liquid state?
hydrogen
nitrogen
oxygen
helium
Liquid oxygen has a pale blue color and is strongly paramagnetic. The first measurable quantity of liquid oxygen was produced by Polish professors Zygmunt Wróblewski and Karol Olszewski (Jagiellonian University in Kraków) on April 5, 1883.
globalquiz.org
reach: rather globalchemical elementschemistryscience

Votes

      Acceptable  Ninjai