Color & appearance

How the elemental substance looks at room conditions: color, luster, transparency. Allotrope forms can differ.

Completezza dei dati Aspetto 118 su 118Fase in condizioni STP 111 su 118

Mostrati 118 di 118 elementi

	Simbolo	Nome
1	H	Hydrogen	Pure hydrogen at room temperature is a colorless, odorless, tasteless gas.	Gas
2	He	Helium	Pure helium is a colorless, odorless, tasteless gas at ordinary temperature and pressure.	Gas
3	Li	Lithium	Pure lithium is a soft, silvery-white metal when freshly cut.	Solido
4	Be	Beryllium	Pure beryllium is a hard, brittle, steel-gray metal with a metallic luster.	Solido
5	B	Boron	Pure boron is usually encountered as a dark brown to black, hard, brittle solid with a semiconducting character.	Solido
6	C	Carbon	Pure carbon has several allotropes.	Solido
7	N	Nitrogen	Pure nitrogen is normally encountered as N₂, a colorless, odorless, tasteless gas.	Gas
8	O	Oxygen	At ordinary temperature and pressure, pure O₂ is a colorless, odorless gas.	Gas
9	F	Fluorine	Pure fluorine, F₂, is a pale yellow gas at ordinary temperature and pressure.	Gas
10	Ne	Neon	Pure neon is a colorless, odorless, monatomic gas at ordinary temperature and pressure.	Gas
11	Na	Sodium	Pure sodium is a silvery, lustrous metal when freshly cut.	Solido
12	Mg	Magnesium	Pure magnesium is a silvery-white metal with a bright metallic luster when freshly cut.	Solido
13	Al	Aluminum	Pure aluminum is a silvery-white metal with a bright metallic luster when freshly cut.	Solido
14	Si	Silicon	Pure crystalline silicon is a dark gray solid with a metallic luster and a diamond-cubic structure.	Solido
15	P	Phosphorus	White phosphorus consists of soft, waxy, pale material made of P₄ molecules and may glow faintly in air.	Solido
16	S	Sulfur	Pure sulfur is most familiar as a brittle, bright yellow crystalline solid at room temperature, usually composed of S₈ rings.	Solido
17	Cl	Chlorine	Pure chlorine is a dense yellow-green gas with a sharp, irritating odor.	Gas
18	Ar	Argon	Pure argon is a monatomic gas at ordinary temperature and pressure, with no color, odor, or taste.	Gas
19	K	Potassium	Pure potassium is a very soft, silvery metal when freshly cut.	Solido
20	Ca	Calcium	Pure calcium is a silvery gray metal that is softer than many structural metals and can be cut when freshly prepared.	Solido
21	Sc	Scandium	Pure scandium is a soft, silvery-white metal that tarnishes slowly in air, developing a yellowish or pinkish cast from surface oxidation.	Solido
22	Ti	Titanium	Pure titanium is a silvery gray metal.	Solido
23	V	Vanadium	Pure vanadium is a silvery-gray, ductile metal when well refined.	Solido
24	Cr	Chromium	Pure chromium is a lustrous, silvery-gray metal with a high polish and a relatively high melting point.	Solido
25	Mn	Manganese	Pure manganese is a silvery-gray metal with a faint pinkish cast when freshly prepared.	Solido
26	Fe	Iron	Pure iron is a lustrous, silvery-gray metal that tarnishes in moist air.	Solido
27	Co	Cobalt	Pure cobalt is a lustrous, silvery gray metal with a faint bluish cast.	Solido
28	Ni	Nickel	Pure nickel is a lustrous, silvery-white metal with a faint golden tinge.	Solido
29	Cu	Copper	Pure copper is a reddish-orange, lustrous metal when freshly polished.	Solido
30	Zn	Zinc	Pure zinc is a lustrous bluish-white metal when freshly cut, but it dulls in air as a thin protective surface film forms.	Solido
31	Ga	Gallium	Pure gallium is a silvery, lustrous metal that is solid at ordinary room temperature but melts at about 30 °C.	Solido
32	Ge	Germanium	Pure germanium is a lustrous, grayish-white solid with a metallic sheen.	Solido
33	As	Arsenic	Pure arsenic is most commonly encountered as gray arsenic, a brittle, metallic-looking solid with a steel-gray surface.	Solido
34	Se	Selenium	Elemental selenium has several allotropes.	Solido
35	Br	Bromine	Pure bromine is a dark red-brown, mobile liquid at ordinary conditions.	Liquido
36	Kr	Krypton	Pure krypton is a colorless, odorless gas at room temperature and pressure.	Gas
37	Rb	Rubidium	Pure rubidium is a very soft, silvery-white metal that quickly tarnishes in air.	Solido
38	Sr	Strontium	Pure strontium is a soft, silvery metal when freshly cut, but it rapidly develops a yellowish or gray oxide-nitride surface film in air.	Solido
39	Y	Yttrium	Pure yttrium is a soft, silvery-white metal with a metallic luster.	Solido
40	Zr	Zirconium	Pure zirconium is a silvery-gray, ductile metal when clean and massive.	Solido
41	Nb	Niobium	Pure niobium is a soft, ductile, lustrous gray metal when freshly prepared.	Solido
42	Mo	Molybdenum	Pure molybdenum is a silvery gray metal with a bright metallic luster when freshly prepared.	Solido
43	Tc	Technetium	Macroscopic technetium metal is a silvery-gray, metallic solid when prepared in the laboratory.	Solido
44	Ru	Ruthenium	Pure ruthenium is a silvery gray, lustrous metal.	Solido
45	Rh	Rhodium	Pure rhodium is a silvery-white metal with a bright metallic luster.	Solido
46	Pd	Palladium	Pure palladium is a lustrous, silver-white metal.	Solido
47	Ag	Silver	Pure silver is a bright white, highly lustrous metal with a clean metallic sheen.	Solido
48	Cd	Cadmium	Pure cadmium is a silvery to bluish-white metal with a bright metallic luster when freshly cut.	Solido
49	In	Indium	Pure indium is a very soft, lustrous, silvery-white metal at ordinary conditions.	Solido
50	Sn	Tin	Pure tin is a soft, silvery-white metal with a bright metallic luster.	Solido
51	Sb	Antimony	Pure antimony is a silvery white, lustrous solid with a crystalline, flaky fracture.	Solido
52	Te	Tellurium	Pure tellurium is a silvery-white to gray, lustrous, crystalline solid at ordinary conditions.	Solido
53	I	Iodine	Pure iodine is a dark gray to purple-black crystalline solid at ordinary temperature.	Solido
54	Xe	Xenon	Pure xenon is a colorless, odorless, monatomic gas at ordinary temperature and pressure.	Gas
55	Cs	Cesium	Pure cesium is a pale gold, silvery metal that is solid near ordinary room temperature but melts at about 28.5 °C.	Solido
56	Ba	Barium	Pure barium is a silvery-white to pale yellow metal when freshly cut.	Solido
57	La	Lanthanum	Pure lanthanum is a silvery-white, soft metal that can be cut with a knife when freshly prepared.	Solido
58	Ce	Cerium	Pure cerium is a soft, silvery-gray metal that tarnishes readily in air.	Solido
59	Pr	Praseodymium	Pure praseodymium is a soft, silvery metal with a pale yellow cast when freshly cut.	Solido
60	Nd	Neodymium	Pure neodymium is a bright, silvery metal when freshly cut, but it tarnishes in air as an oxide layer forms.	Solido
61	Pm	Promethium	Macroscopic promethium metal has been prepared only in small, highly radioactive quantities.	Solido
62	Sm	Samarium	Pure samarium is a silvery, moderately hard metal that tarnishes in air as oxide forms on the surface.	Solido
63	Eu	Europium	Pure europium is a soft, silvery metal that tarnishes rapidly in air and can darken as oxide and hydroxide layers form.	Solido
64	Gd	Gadolinium	Pure gadolinium is a soft, bright, silvery-white metal when freshly cut.	Solido
65	Tb	Terbium	Pure terbium is a soft, silvery-gray metal.	Solido
66	Dy	Dysprosium	Pure dysprosium is a bright, silvery metal when freshly cut, but it slowly tarnishes in air.	Solido
67	Ho	Holmium	Pure holmium is a soft, silvery, metallic solid that can be cut and worked when freshly prepared.	Solido
68	Er	Erbium	Pure erbium is a silvery-white metal with a metallic lustre.	Solido
69	Tm	Thulium	Pure thulium is a soft, malleable, silvery metal.	Solido
70	Yb	Ytterbium	Pure ytterbium is a lustrous, silvery-white metal when freshly cut.	Solido
71	Lu	Lutetium	Pure lutetium is a bright silvery metal that tarnishes slowly in air.	Solido
72	Hf	Hafnium	Pure hafnium is a lustrous, silvery-gray metal.	Solido
73	Ta	Tantalum	Pure tantalum is a hard, heavy, lustrous metal with a gray to blue-gray metallic surface.	Solido
74	W	Tungsten	Pure tungsten is a steel-gray to silvery-white metal with a metallic luster.	Solido
75	Re	Rhenium	Pure rhenium is a silvery-white to gray metallic solid with a bright luster when freshly prepared.	Solido
76	Os	Osmium	Pure osmium is a lustrous bluish white to blue-gray metal.	Solido
77	Ir	Iridium	Pure iridium is a hard, brittle, silvery-white metal with a high luster.	Solido
78	Pt	Platinum	Pure platinum is a lustrous, silvery-white metal with a high density and a high melting point.	Solido
79	Au	Gold	Pure gold is a bright metallic yellow solid at ordinary conditions.	Solido
80	Hg	Mercury	Pure mercury is a dense, mirror-bright liquid at room temperature, forming rounded droplets with high surface tension.	Liquido
81	Tl	Thallium	Pure thallium is a very soft, heavy metal with a fresh silvery luster.	Solido
82	Pb	Lead	Pure lead is a bluish-gray, lustrous metal when freshly cut.	Solido
83	Bi	Bismuth	Pure bismuth is a brittle, crystalline metal with a silvery white surface that often shows a pinkish tint.	Solido
84	Po	Polonium	Macroscopic polonium is difficult to handle and observe because it self-heats and rapidly accumulates radiation damage.	Solido
85	At	Astatine	The bulk appearance of astatine has not been directly observed in a macroscopic sample.	Solido
86	Rn	Radon	Pure radon is a colorless, odorless, monatomic gas at ordinary temperature and pressure.	Gas
87	Fr	Francium	No macroscopic sample of pure francium has been prepared, so its actual bulk appearance is unknown.	Solido
88	Ra	Radium	Freshly prepared radium metal has been reported as silvery white, but it rapidly darkens in air, probably through formation of nitride and oxide surface films.	Solido
89	Ac	Actinium	A freshly prepared macroscopic sample has rarely been available.	Solido
90	Th	Thorium	Pure thorium is a silvery, soft, ductile metal when freshly prepared.	Solido
91	Pa	Protactinium	Fresh protactinium metal has been reported as a bright, silvery-gray solid.	Solido
92	U	Uranium	Pure uranium is a silvery-gray metal when freshly prepared, but it darkens in air as oxide layers form.	Solido
93	Np	Neptunium	Metallic neptunium has been prepared in visible quantities.	Solido
94	Pu	Plutonium	Pure plutonium is a silvery-gray metal when freshly prepared, but it tarnishes in air as surface oxides form.	Solido
95	Am	Americium	Pure americium metal has been prepared in milligram quantities.	Solido
96	Cm	Curium	Curium has been prepared as a metallic element in small amounts.	Solido
97	Bk	Berkelium	Fresh berkelium metal has been reported as a silvery actinide metal, but only very small samples have been prepared.	Solido
98	Cf	Californium	Metallic californium has been prepared only in very small quantities.	Solido
99	Es	Einsteinium	Only microgram-scale samples have been isolated, so ordinary bulk appearance is not well established.	Solido
100	Fm	Fermium	The bulk appearance of fermium metal is unknown because the element has not been isolated in visible, weighable quantities.	Solido
101	Md	Mendelevium	No macroscopic sample of mendelevium has been isolated, so its real bulk appearance is unknown.	Solido
102	No	Nobelium	The bulk appearance of nobelium is unknown, because it has never been isolated as a visible sample.	Solido
103	Lr	Lawrencium	No macroscopic sample of lawrencium has been prepared, and its visible appearance has not been observed.	Solido
104	Rf	Rutherfordium	No macroscopic sample of rutherfordium has been prepared, and its visible appearance is unknown.	Solido
105	Db	Dubnium	No macroscopic sample of dubnium has been prepared, and its visible appearance is unknown.	—
106	Sg	Seaborgium	No macroscopic sample of seaborgium has been prepared, and its visible appearance is unknown.	—
107	Bh	Bohrium	No macroscopic sample of bohrium has been prepared, so its visible appearance is unknown.	—
108	Hs	Hassium	No macroscopic sample of hassium has been prepared, so its visible appearance is unknown.	—
109	Mt	Meitnerium	No macroscopic sample of meitnerium has been prepared, so its visible appearance and bulk physical properties are unknown.	—
110	Ds	Darmstadtium	No macroscopic sample of darmstadtium has ever been prepared, so its bulk appearance is unknown.	—
111	Rg	Roentgenium	No macroscopic sample of roentgenium has ever been prepared, so its appearance is unknown.	—
112	Cn	Copernicium	No macroscopic sample of copernicium has been made, so its visible appearance is unknown.	Gas
113	Nh	Nihonium	No macroscopic sample of nihonium has ever been made, so its color, texture, density, melting point, and other ordinary bulk properties are unknown.	Solido
114	Fl	Flerovium	No macroscopic sample of flerovium has ever been prepared, so its appearance is not known.	Gas
115	Mc	Moscovium	No macroscopic sample of moscovium has ever been prepared, so its appearance is unknown.	Solido
116	Lv	Livermorium	The appearance of livermorium is unknown because no visible or weighable sample has been produced.	Solido
117	Ts	Tennessine	The appearance of elemental tennessine is unknown.	Solido
118	Og	Oganesson	No macroscopic sample of oganesson has ever existed, so its appearance, density, melting point, and boiling point are not experimentally known.	Gas

Fonti e note

Descriptions refer to the pure element, not its compounds.