सीसा  हिन्दी देवनागरी में पढ़ें।

sisa
bhoori dhatu
sadharan gunadharm
nam, pratik, snkhya sisa, Pb, 82
tatv shreni paravarti snkraman dhatu
samooh, avart, kaksha 14, 6, p
manak paramanu bhar 207.2g·mol−1
ilektraaun vinyas 1s2, 2s22p6, 4s24p64d104f14, 5s25p65d10, 6s26p2
ilektraaun prati shel 2, 8, 18, 32, 18, 4
bhautik gunadharm
avastha thos
ghanatv (nikat k.ta.) 11.34 g·cm−3
taral ghanatv
(galanank par)
10.66 g·cm−3
galanank 600.61 K, 327.46 °C, 621.43 °F
kvathanank 2022 K, 1749 °C, 3180 °F
snlayan ooshma 4.77 kilo jool-mol
vashpan ooshma 179.5 kilo jool-mol
vishisht ooshmiy
kshamata
26.650

jool-mol−1kilo−1

vashp dab
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 978 1088 1229 1412 1660 2027
paramanvik gunadharm
aauksikaran avastha 4, 2 (emphoterik aauksaid)
ilektronegetiviti 2.33 (pailing paimana)
ayanikaran oorjaen 1st: 715.6 ki.jool•mol−1
2nd: 1450.5 ki.jool•mol−1
3rd: 3081.5 ki.jool•mol−1
paramanvik trijya 175 pm
sahasnyojak trijya 146±5 pm
vaindair vals trijya 202 pm
vividh gunadharm
chumbakiy kram pratichumbakiy
vaidyut pratirodhakata (20 °C) 208 nΩ·m
ooshmiy chalakata (300 K) 35.3 W·m−1·K−1
ooshmiy prasar (25 °C) 28.9 µm·m−1·K−1
yng mapank 16 GPa
aparoopan mapank 5.6 GPa
sthool mapank 46 GPa
paauyazan anupat 0.44
mohs kathorata mapank 1.5
brainal kathorata 38.3 MPa
si.e.es pnjikaran
snkhya
7439-92-1
samasthanik
samasthanik pra. prachurata arddh ayu ksharan avastha ksharan oorja
(MeV)
ksharan utpad
204Pb 1.4% >1.4×1017 y alpha 2.186 200Hg
205Pb syn 1.53×107 y epsilaaun 0.051 205Tl
206Pb 24.1% 206Pb 124 nyootraaun ke sath sthir
207Pb 22.1% 207Pb 125 nyootraaun ke sath sthir
208Pb 52.4% 208Pb 126 nyootraaun ke sath sthir
210Pb tres 22.3 y alpha 3.792 206Hg
bita 0.064 210Bi

sisa athava laid (angrezi:Lead) avart sarani ka ek tatv hai. sise ka pratikanusar 'Pb', paramanu snkhya 82 tatha paramanu bhar 207.21 hai. sise ka ilektraaunik vinyas- 1s2, 2s2 2p6, 4s2 4p6 4d10 4f14, 5s2 5p6 5d10, 6s2 6p2 hai. avart sarani men sise ka sthan- upavarg- IVA, avart- chhatha, blaauk- p hai.

nishkarshan

sisa ka nishkarshan mukhyatah usake ayask gailana (PbS) se kiya jata hai. sisa sarvadhik sthayi tattv hai. yah ek aisa tattv hai jisase kagaz par likhane ka kam liya jata hai.

bhautik gun

  • sisa ek mulayam nilapan liye bhoora dhatu hai.
  • sise men dhatuee chamak payi jati hai.
  • sisa kagaz par nishan chhodata hai.
  • sisa ek bhari dhatu hai.
  • isaka ghanatv 11.34, dravanank - 327.4 °C tatha kvathanank 1620 °C hota hai.
  • yah tap aur vidyut ka kuchalak hota hai.
  • yah ek ubhayadharmi dhatu hai.

sisa ayask

sisa ayask mukhyatah gailens namak khanij se prapt kiya jata hai aur yah prayah chandi evn jaste ke sath mila rahata hai. yah vidyut ka kuchalak hone ke karan vibhinn udyogon men prayog kiya jata hai. isaka sarvadhik upayog lauh ispat udyog men hota hai. bharat men sise ka utpadan kam hota hai. atah ise snyukt rajy amarika, aaustreliya, maiksiko, myanmar adi deshon se ayat kiya jata hai. desh men lagabhag 23.26 lakh tan sise ka bhndar hai. 2006-07 ke dauran desh men kul 109 hazar tan sise ka utpadan hua.

vyaparik star par isaki pramukh khane rajasthan men javara namak sthan par hain. jahan hindusthan jink li. dvara utkhanan ka bhi kam kiya jata hai. rajasthan men mochhiyamagara, baromagara tatha bhilavada zile ke dariba-rajapura kshetr men bhi naye nikshep paye gaye hain. madhy pradesh men durg zile ke chicholi kshetr se sisa prapt kiya jata hai.


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