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Iridiwm - Wicipedia

Iridiwm

Element 1: Hydrogen (H), Anfetelau eraill

Element 2: Heliwm (He), Nwyon nobl

Element 3: Lithiwm (Li), Metelau alcalïaidd

Element 4: Beryliwm (Be), Metel daear alcalïaidd

Element 5: Boron (B), Meteloidau

Element 6: Carbon (C), Anfetelau eraill

Element 7: Nitrogen (N), Anfetelau eraill

Element 8: Ocsigen (O), Anfetelau eraill

Element 9: Fflworin (F), Halogenau

Element 10: Neon (Ne), Nwyon nobl

Element 11: Sodiwm (Na), Metelau alcalïaidd

Element 12: Magnesiwm (Mg), Metel daear alcalïaidd

Element 13: Alwminiwm (Al), Metelau eraill

Element 14: Silicon (Si), Meteloidau

Element 15: Ffosfforws (P), Anfetelau eraill

Element 16: Swlffwr (S), Anfetelau eraill

Element 17: Clorin (Cl), Halogenau

Element 18: Argon (Ar), Nwyon nobl

Element 19: Potasiwm (K), Metelau alcalïaidd

Element 20: Calsiwm (Ca), Metel daear alcalïaidd

Element 21: Scandiwm (Sc), Elfennau trosiannol

Element 22: Titaniwm (Ti), Elfennau trosiannol

Element 23: Fanadiwm (V), Elfennau trosiannol

Element 24: Cromiwm (Cr), Elfennau trosiannol

Element 25: Manganîs (Mn), Elfennau trosiannol

Element 26: Haearn (Fe), Elfennau trosiannol

Element 27: Cobalt (Co), Elfennau trosiannol

Element 28: Nicel (Ni), Elfennau trosiannol

Element 29: Copr (Cu), Elfennau trosiannol

Element 30: Sinc (Zn), Elfennau trosiannol

Element 31: Galiwm (Ga), Metelau eraill

Element 32: Germaniwm (Ge), Meteloidau

Element 33: Arsenig (As), Meteloidau

Element 34: Seleniwm (Se), Anfetelau eraill

Element 35: Bromin (Br), Halogenau

Element 36: Crypton (Kr), Nwyon nobl

Element 37: Rwbidiwm (Rb), Metelau alcalïaidd

Element 38: Strontiwm (Sr), Metel daear alcalïaidd

Element 39: Ytriwm (Y), Elfennau trosiannol

Element 40: Sirconiwm (Zr), Elfennau trosiannol

Element 41: Niobiwm (Nb), Elfennau trosiannol

Element 42: Molybdenwm (Mo), Elfennau trosiannol

Element 43: Technetiwm (Tc), Elfennau trosiannol

Element 44: Rwtheniwm (Ru), Elfennau trosiannol

Element 45: Rhodiwm (Rh), Elfennau trosiannol

Element 46: Paladiwm (Pd), Elfennau trosiannol

Element 47: Arian (Ag), Elfennau trosiannol

Element 48: Cadmiwm (Cd), Elfennau trosiannol

Element 49: Indiwm (In), Metelau eraill

Element 50: Tun (Sn), Metelau eraill

Element 51: Antimoni (Sb), Meteloidau

Element 52: Telwriwm (Te), Meteloidau

Element 53: Ïodin (I), Halogenau

Element 54: Senon (Xe), Nwyon nobl

Element 55: Cesiwm (Cs), Metelau alcalïaidd

Element 56: Bariwm (Ba), Metel daear alcalïaidd

Element 57: Lanthanwm (La), Lanthanidau

Element 58: Ceriwm (Ce), Lanthanidau

Element 59: Praseodymiwm (Pr), Lanthanidau

Element 60: Neodymiwm (Nd), Lanthanidau

Element 61: Promethiwm (Pm), Lanthanidau

Element 62: Samariwm (Sm), Lanthanidau

Element 63: Ewropiwm (Eu), Lanthanidau

Element 64: Gadoliniwm (Gd), Lanthanidau

Element 65: Terbiwm (Tb), Lanthanidau

Element 66: Dysprosiwm (Dy), Lanthanidau

Element 67: Holmiwm (Ho), Lanthanidau

Element 68: Erbiwm (Er), Lanthanidau

Element 69: Thwliwm (Tm), Lanthanidau

Element 70: Yterbiwm (Yb), Lanthanidau

Element 71: Lwtetiwm (Lu), Lanthanidau

Element 72: Haffniwm (Hf), Elfennau trosiannol

Element 73: Tantalwm (Ta), Elfennau trosiannol

Element 74: Twngsten (W), Elfennau trosiannol

Element 75: Rheniwm (Re), Elfennau trosiannol

Element 76: Osmiwm (Os), Elfennau trosiannol

Element 77: Iridiwm (Ir), Elfennau trosiannol

Element 78: Platinwm (Pt), Elfennau trosiannol

Element 79: Aur (Au), Elfennau trosiannol

Element 80: Mercwri (Hg), Elfennau trosiannol

Element 81: Thaliwm (Tl), Metelau eraill

Element 82: Plwm (Pb), Metelau eraill

Element 83: Bismwth (Bi), Metelau eraill

Element 84: Poloniwm (Po), Meteloidau

Element 85: Astatin (At), Halogenau

Element 86: Radon (Rn), Nwyon nobl

Element 87: Ffranciwm (Fr), Metelau alcalïaidd

Element 88: Radiwm (Ra), Metel daear alcalïaidd

Element 89: Actiniwm (Ac), Actinidau

Element 90: Thoriwm (Th), Actinidau

Element 91: Protactiniwm (Pa), Actinidau

Element 92: Wraniwm (U), Actinidau

Element 93: Neptwniwm (Np), Actinidau

Element 94: Plwtoniwm (Pu), Actinidau

Element 95: Americiwm (Am), Actinidau

Element 96: Curiwm (Cm), Actinidau

Element 97: Berkeliwm (Bk), Actinidau

Element 98: Califforniwm (Cf), Actinidau

Element 99: Einsteiniwm (Es), Actinidau

Element 100: Ffermiwm (Fm), Actinidau

Element 101: Mendelefiwm (Md), Actinidau

Element 102: Nobeliwm (No), Actinidau

Element 103: Lawrenciwm (Lr), Actinidau

Element 104: Rutherfordiwm (Rf), Elfennau trosiannol

Element 105: Dubniwm (Db), Elfennau trosiannol

Element 106: Seaborgiwm (Sg), Elfennau trosiannol

Element 107: Bohriwm (Bh), Elfennau trosiannol

Element 108: Hassiwm (Hs), Elfennau trosiannol

Element 109: Meitneriwm (Mt)

Element 110: Darmstadtiwm (Ds)

Element 111: Roentgeniwm (Rg)

Element 112: Coperniciwm (Cn), Elfennau trosiannol

Element 113: Nihoniwm (Nh)

Element 114: Fflerofiwm (Fl)

Element 115: Moscofiwm (Mc)

Element 116: Lifermoriwm (Lv)

Element 117: Tenesin (Ts)

Element 118: Oganeson (Og)

Iridiwm
Iridiwm mewn cynhwysydd
Symbol Ir
Rhif 77
Dwysedd 22.42  g·cm−3

Elfen gemegol yw iridiwm gyda'r rhif atomig 77 a'r symbol Ir.