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Titanium,  ₂₂Ti

Ki-pún sèng-chit
Miâ, hû-hō	titanium, Ti
Gōa-hêng	silvery grey-white metallic
Titanium tī chiu-kî-piáu lāi ê ūi-tì
– ↑ Ti ↓ Zr scandium ← titanium → vanadium
Goân-chú-hoan	22
Goân-chú-liōng (±)	47.867(1)[1]
Goân-sò͘ lūi-pia̍t	kòe-tō͘ kim-sio̍k
Cho̍k, hun-khu	4 cho̍k, d khu
Chiu-kî	tē 4 chiu-kî
Tiān-chú pâi-lia̍t	[Ar] 3d2 4s2
per shell	2, 8, 10, 2
Bu̍t-lí sèng-chit
Siòng	kò͘-thé
Iûⁿ-tiám	1941 K ​(1668 °C, ​3034 °F)
Hut-tiám	3560 K ​(3287 °C, ​5949 °F)
Bi̍t-tō͘  (sek-un)	4.506 g·cm−3
4.11 g·cm−3
Iûⁿ-hoà-jia̍t	14.15 kJ·mol−1
Cheng-hoat-jia̍t	425 kJ·mol−1
Jia̍t-iông-liōng	25.060 J·mol−1·K−1
cheng-khì-ap P (Pa) 1 10 100 1 k 10 k 100 k tī T (K) 1982 2171 (2403) 2692 3064 3558
Goân-chú sèng-chit
Sng-hòa-sò͘	4, 3, 2, 1, −1, −2[2] ​(an amphoteric oxide)
Tiān-hū-tō͘	Pauling scale: 1.54
Tiān-lī-lêng	1st: 658.8 kJ·mol−1 2nd: 1309.8 kJ·mol−1 3rd: 2652.5 kJ·mol−1 (more)
Goân-chú pòaⁿ-kèng	empirical: 147 pm
Kiōng-kè pòaⁿ-kèng	160±8 pm
Cha̍p-lio̍k
Chiⁿ-thé kò͘-chō	​hexagonal close-packed (hcp)
Siaⁿ-sok (sòe kùn-á)	5090 m·s−1 (at r.t.)
Jia̍t-phòng-tiòng	8.6 µm·m−1·K−1 (at 25 °C)
Jia̍t-thoân-tō-lu̍t	21.9 W·m−1·K−1
Tiān-chó͘-lu̍t	420 nΩ·m (at 20 °C)
Chû-sèng	paramagnetic
Young hē-sò͘	116 GPa
Shear hē-sò͘	44 GPa
Bulk hē-sò͘	110 GPa
Poisson pí	0.32
Mohs ngē-tō͘	6.0
Vickers ngē-tō͘	830–3420 MPa
Brinell ngē-tō͘	716–2770 MPa
CAS teng-kì pian-hō	7440-32-6
Le̍k-sú
Hoat-hiān	William Gregor (1791)
Siōng chá hû-lî	Jöns Jakob Berzelius (1825)
hō-miâ	Martin Heinrich Klaproth (1795)
Chòe ún-tēng ê tông-ūi-sò͘
Chú bûn-chiong: titanium ê tông-ūi-sò͘
iso NA half-life DM DE (MeV) DP 44Ti syn 63 y ε – 44Sc γ 0.07D, 0.08D – 46Ti 8.0% 46Ti is stable with 24 neutrons 47Ti 7.3% 47Ti is stable with 25 neutrons 48Ti 73.8% 48Ti is stable with 26 neutrons 49Ti 5.5% 49Ti is stable with 27 neutrons 50Ti 5.4% 50Ti is stable with 28 neutrons

Titanium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 22, hoà-ha̍k hû-hō sī Ti.