Ilyu

2 Yakuchaq ← Ilyu → Lityu - ↑ He ↓ Ne Qallawap ñiqi rakirinkuna
Sapsi
Qallawap sutin, sananchan, yupaynin	Ilyu, He, 2
Qallawa tawqa	Umiña wapsikuna
Huñu yupay, ñiqi rakiri yupay, bluki ñiqi	18, 1, s
Llimphi, rikch'aynin	llimphinnaq
Iñuku wisnu	4.002602(2) g·mol−1
Iliktrun kumphigurasyun	1s2
Iliktrunkuna iñuku qaraman	2
Pachaykamay kayninkuna
T'inki kachkay (KPP-pi)	wapsi
Kikin wisnu	(0 °C, 101.325 kPa) 0.1786 g/L
Puriqchana iñu	(at 2.5 MPa) 0.95 K (-272.2 °C, -458.0 °F)
Wapsichana iñu	4.22 K (-268.93 °C, -452.07 °F)
kritiku iñu	5.19 K, 0.227 MPa
Huñuna q'uñichiy	0.0138 kJ·mol−1
Wapsichana q'uñichiy	0.0829 kJ·mol−1
Q'uñichina atipay	(25 °C) 20.786 J·mol−1·K−1
Wapsi ñit'iy (defined by ITS-90) P/Pa 1 10 100 1 k 10 k 100 k at T/K     1.23 1.67 2.48 4.21
Iñukup kayninkuna
Umiña llika	hexagonal close-packed
Iyunchana micha	1st: 2372.3 kJ/mol
	2nd: 5250.5 kJ/mol
Iñuku illwa (yupasqa)	31 pm
Kuwalinti illwa	32 pm
Van der Waals illwa	140 pm
Hukkuna
Q'uñi pusay	(300 K) 151.3 m W·m−1·K−1
CAS ñiqi yupay	7440-59-7
Huk isotopunkuna
Uma qillqa: Ilyu qallawap isotopunkuna iso NA kuska kawsay mit'a DM DE (MeV) DP 3He 0.000137%* He-qa takyaqmi, 1 niwtrunnin kaptinqa 4He 99.999863%* He-qa takyaqmi, 2 niwtrunnin kaptinqa *Atmospheric value, abundance may differ elsewhere.
References

Ilyu

Ilyu icha Helio (musuq latin simipi: Helium, grigu simimanta Ήλιο), He nisqaqa huk umiña wapsi qallawam.