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Helium was discovered in 1895.
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What day did Pierre Janssen discover helium?
Pierre Janssen discovered the lines of helium in the spectra of the Sun on 18 August 1868 at Guntur (India).
What are the symbols for hydrogen and helium?
The chemical symbol for helium is "He."
What is the simble for helium?
The symbol of Helium is He. Helium's atomic number is 2.
Is helium paramagnetic?
AnswerThere are two variants of helium -- helium 3 and helium 4. Helium 4 is not magnetic but helium 3 is. Its magnetism is, however, of different nature than e.g. that of iron. The magnetism of helium 3 is used for medical lung imaging.
Is helium a metal or a nonmetal?
Helium is a nonmetal. Think about the helium balloon!
What day did Pierre Janssen discover helium?
Pierre Janssen discovered the lines of helium in the spectra of the Sun on 18 August 1868 at Guntur (India).
Where did Frenchman Pierre Janssen and Englishman Norman Lockyer discover helium?
In our sun.
Where was helium first discoved?
In 1868 by Pierre Janssen.
Who is the founder of element of helium?
Helium was discovered in 1868 by Pierre Janssen and Norman Lockyer
Where was helium discoved and by who?
Pierre Janssen was a French astronomer who discovered helium in 1868. India.
Who is helium discoverer?
Norman Lockyer and Pierre Jules César Janssen
Founder of helium?
Helium is a naturally occurring element and was not invented by anyone.
How did Pierre janssen find helium?
he found it in the middle of an eclipse. he saw a yellow line across the sky which turned out be helium.
What country was the discoverer of helium from?
Helium discoverey (which was spectrocopic) is attributed to Norman Lockyer who was English from Britian and Pierre Janssen who was French from France.
Who discover the helium?
the one who discovered helium is Pierre jules Cesar or if you go on Google they'd say Pierre jansaan
Which chemical element was found in gaseous state in the atmosphere surrounding the sun by scientist Pierre Janssen?
Helium
How discovered helium?
Pierre Janssen, who was a French astronomer discovered helium in 1868. It was the English astronomer Norman Lockyer who proposed the name helium after the Greek name of the sun, Helios.
