oxygen

From Wiktionary

[change] Pronunciation

• IPA: /ɒksɪʤən̩/
•  Audio (US)^{help, file}

[change] Noun

Singular oxygen

Plural oxygens

1. (uncountable) Oxygen is a chemical element (symbol O) with an atomic number of 8.
2. (uncountable) Oxygen is a type of gas.
3. (countable) An oxygen is an atom of the element oxygen.

The Periodic Table
H																															He
Li	Be																									B	C	N	O	F	Ne
Na	Mg																									Al	Si	P	S	Cl	Ar
K	Ca															Sc	Ti	V	Cr	Mn	Fe	Co	Ni	Cu	Zn	Ga	Ge	As	Se	Br	Kr
Rb	Sr															Y	Zr	Nb	Mo	Tc	Ru	Rh	Pd	Ag	Cd	In	Sn	Sb	Te	I	Xe
Cs	Ba	La	Ce	Pr	Nd	Pm	Sm	Eu	Gd	Tb	Dy	Ho	Er	Tm	Yb	Lu	Hf	Ta	W	Re	Os	Ir	Pt	Au	Hg	Tl	Pb	Bi	Po	At	Rn
Fr	Ra	Ac	Th	Pa	U	Np	Pu	Am	Cm	Bk	Cf	Es	Fm	Md	No	Lr	Rf	Db	Sg	Bh	Hs	Mt	Ds	Rg	Uub	Uut	Uuq	Uup	Uuh	Uus	Uuo
alkali metals alkaline earth metals lanthanides Actinides Transition elements Other metals Metalloids Other nonmetals Halogens Noble gases