Boron carbides

Boron carbides are boron–carbon compounds.

Boron carbide (B₄C)[]

α-tetragonal boron is a boron-rich isotropic boron carbide (B₅₀C₂).^[1] ^[2]^[3]^[4]

Borafullerenes are a class of heterofullerenes in which the element substituting for carbon is boron.

^ Wiberg 2001, p. 930.
^ J. L. Hoard; R. E. Hughes; D. E. Sands (1958). "The Structure of Tetragonal Boron". Journal of the American Chemical Society. 80 (17): 4507. doi:10.1021/ja01550a019.
^ Hoard, Sullenger & Kennard 1970.
^ Amberger 1981, p. 61.

show v t Inorganic compounds of carbon and related ions
Compounds	CBr₄ CCl₄ CF CF₄ CI₄ CO CO₂ CO₃ CO₄ CO₅ CO₆ COS CS CS₂ CSe₂ C₃O₂ C₃S₂ SiC
Carbon ions	Carbides [:C≡C:]^2–, [::C::]^4–, [:C=C=C:]^4– Cyanides [:C≡N:]^– Cyanates [:O-C≡N:]^– Thiocyanates [:S-C≡N:]^– Fulminates [:C≡N-O:]^– Isothiocyanates [:C≡N-S:]^–
Oxides and related	Oxides Nitrides Metal carbonyls Carbonic acid Bicarbonates Carbonates