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titanium (Ti, 3F2 in ground state)
subject			fact

titanium	has symbol Ti
	has lethal intake non-lethal
	has reserves 440 × 106 tonnes
	has main mining area Norway, India, Brazil, Canada, USA, Russia
	has mineral anatase, brookite, ilmenite, perovskite, rutile, titanite
	has neutron scattering length -0.3438 × 10-12 cm
	has electron affinity 7.6 kJ mol-1 from Ti to Ti-
	has toxic intake low as metal, oxide (TiO2) and inorganic titanium (IV) salts
	has poisson's ratio 0.361 GPa
	has bulk modulus 108.4 GPa
	has rigidity modulus 45.6 GPa
	has young's modulus 120.2 GPa
	has mass magnetic susceptibility +4.01 × 10-8 kg-1 m3 for solid
	has electrical resistivity 42.0 × 10-8 Ω m at 293 K
	has covalent radii 132 pm
	has thermal neutron capture cross section 6.09 barns
	has longest lived isotope titanium 48
	has isotope mass range 41 to 53
	has number of isotopes 13 including nuclear isomers
	has pronunciation tit-ayn-iuhm
	has name origin Titans = the sons of the Earth goddess from Greek
	has discovery location Creed, Cornwall, England
	has abundance 1.12 × 105 in Sun relative to H = 1 × 1012
	has abundance 5600 p.p.m. in Earth's crust
	has abundance 4.8 × 10-4 p.p.m. in seawater
	has specimen crystals, foil, granules, powder, rod or wire. Safe.
	has world production 99000 tonnes year-1 titanium metal
	has world production 3 × 106 tonnes year-1 TiO2
	has chief source ilmenite; sometimes anatase
	has mass absorption coefficient 208 cm2 g-1 for CuKalpha X-ray diffraction
	has mass absorption coefficient 24.2 cm2 g-1 for MoKalpha X-ray diffraction
	has space group P63/mmc for α-Ti
	has crystal cell dimension a = 295.11, c = 468.43 pm for α-Ti
	has crystal type h.c.p. for α-Ti
	has atomic emission line 323.452 nm for Ti II
	has atomic emission line 334.941 nm for Ti II (strong)
	has atomic emission line 336.121 nm for Ti II
	has atomic emission line 364.268 nm for Ti I
	has atomic emission line 365.350 nm for Ti I (used in atom absorption spectrometry)
	has atomic emission line 399.864 nm for Ti I
	has term symbol 3F2 in ground state
	has electron configuration [Ar]3d24s2 in ground state
	has mass of element in person 20 mg for a 70 kg average person
	has daily dietary intake 0.8 mg
	has level in humans 0.054 mg dm-3 in blood
	has level in humans 1.2 - 4.7 p.p.m. in liver
	has level in humans 0.9 - 2.2 p.p.m. in muscle
	has hazard some compounds are dangerous to handle, such as TiCl3, which is corrosive. Suspected carcinogen.
	has biological role none
	has linear expansion coefficient 8.35 × 10-6 K-1
	has thermal conductivity 21.9 W m-1 K-1 at 300 K
	has molar volume 10.55 cm3
	has heat capacity 25.02 J K-1 mol-1 for solid at constant pressure 0.1 MPa at 298.15 K
	has heat capacity 24.430 J K-1 mol-1 for gas at constant pressure 0.1 MPa at 298.15 K
	has heat of vaporization 428.9 kJ mol-1
	has heat of fusion 20.9 kJ mol-1
	has boiling point 3560 K
	has melting point 1933 K
	has electronegativity 1.54 Pauling
	has relative atomic mass 47.867 in units of 12C = 12.000
	has ionic radii 69 pm for Ti4+
	has ionic radii 80 pm for Ti2+
	has atomic radii 145 pm
	has number of protons 22
has registry number 7440-32-6 for Chemical Abstracts System database
has density 4540 kg m-3 for solid at 293 K
has density 4110 kg m-3 for liquid at 1933 K melting point
has ocean oxidation state IV
has ocean residence time 50
has atomic number 22
reacts with air if powdered metal is ignited
has discovery date 1791
has discoverer Rev. W. Gregor
has uses paint, because TiO2 has good covering power
has uses chemical plants, lightweight alloys, hip replacement joints
has image
has definition hard, lustrous, silvery metal which resists corrosion due to an oxide layer on its surface
is a kind of transition metal
is a kind of unclassified oceanic element
unclassified oceanic element	has ocean concentration unknown
column grouped element	has group a column number in the table of the elements
oceanic element	has occurrence ocean
element	is a part of Universe
	has synonym atom
particle	obeys uncertainty principle
	has frequency inversely proportional to the wavelength
	has wavelength inversely proportional to its momentum
	has charge
	has mass
physical object	has location or center of gravity
	has angular momentum
	has velocity
	has momentum
	has temperature
	has volume
	has extent
	has material

Kinds of titanium :

• titanium 44 (10 facts) (⁴⁴Ti)
• titanium 45 (11 facts) (⁴⁵Ti)
• titanium 46 (8 facts) (⁴⁶Ti)
• titanium 47 (15 facts) (⁴⁷Ti)
• titanium 48 (8 facts) (⁴⁸Ti)
• titanium 49 (15 facts) (⁴⁹Ti)
• titanium 50 (7 facts) (⁵⁰Ti)

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