कैल्सियम  हिन्दी देवनागरी में पढ़ें।

kailsiyam
halka bhoora
sadharan gunadharm
nam, pratik, snkhya kailsiyam, Ca, 20
tatv shreni kshariy parthiv dhatu
samooh, avart, kaksha 2, 4, s
manak paramanu bhar 40.078g·mol−1
ilektraaun vinyas 1s2, 2s2 2p6, 3s2 3p6, 4s2
ilektraaun prati shel 2, 8, 8, 2
bhautik gunadharm
avastha thos
ghanatv (nikat k.ta.) 1.55 g·cm−3
taral ghanatv
(galanank par)
1.378 g·cm−3
galanank 1115 K, 842 °C, 1548 °F
kvathanank 1757 K, 1484 °C, 2703 °F
snlayan ooshma 8.54 kilo jool-mol
vashpan ooshma 154.7 kilo jool-mol
vishisht ooshmiy
kshamata
25.929

jool-mol−1kilo−1

vashp dab
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 864 956 1071 1227 1443 1755
paramanvik gunadharm
aauksikaran avastha +2, +1
ilektronegetiviti 1.00 (pailing paimana)
ayanikaran oorjaen
(adhik)
1st: 589.8 ki.jool•mol−1
2nd: 1145.4 ki.jool•mol−1
3rd: 4912.4 ki.jool•mol−1
paramanvik trijya 197 pm
sahasnyojak trijya 176±10 pm
vaindair vals trijya 231 pm
vividh gunadharm
kristal snrachana kendriy mukh ghanakar
chumbakiy kram parachumbakiy
vaidyut pratirodhakata (20 °C) 33.6 nΩ·m
ooshmiy chalakata (300 K) 201 W·m−1·K−1
ooshmiy prasar (25 °C) 22.3 µm·m−1·K−1
dhvani chal (patali chhad men) (20 °C) 3810 m.s-1
yng mapank 20 GPa
aparoopan mapank 7.4 GPa
sthool mapank 17 GPa
paauyazan anupat 0.31
mohs kathorata mapank 1.75
brainal kathorata 167 MPa
si.e.es pnjikaran
snkhya
7440-70-2
samasthanik
samasthanik pra. prachurata arddh ayu ksharan avastha ksharan oorja
(MeV)
ksharan utpad
40Ca 96.941% 40Ca 20 nyootraaun ke sath sthir
41Ca tres 1.03×105 y ε - 41K
42Ca 0.647% 42Ca 22 nyootraaun ke sath sthir
43Ca 0.135% 43Ca 23 nyootraaun ke sath sthir
44Ca 2.086% 44Ca 24 nyootraaun ke sath sthir
45Ca syn 162.7 d β 0.258 45Sc
46Ca 0.004% >2.8×1015 y ββ  ? 46Ti
47Ca syn 4.536 d β 0.694, 1.99 47Sc
γ 1.297 -
48Ca 0.187% >4×1019 y ββ  ? 48Ti

kailsiyam (angrezi:Calcium) avart sarani ka ek tattv hai. kailsiyam ka pratikanusar Ca tatha paramanu snkhya 20 hoti hai. kailsiyam ka paramanu bhar 40 hota hai. kailsiyam ka ilektraaunik vinyas 1s2, 2s2 2p6, 3s2 3p6,4s2 hai.

prapti

  • kailsiyam prakriti men mukt avastha men nahin paya jata hai. parntu karbonet, salphet phaausphet, phloraid siliket adi yaugikon ke roop men yah prakriti men vistrit roop men paya jata hai.
  • kailsiyam ke yaugik prithvi ki parat men 3.5% matra men upasthit hai.
  • kailsiyam haddiyon, ande ke chhilake evn shnkh (molaska samuday ka prani) ka mukhy avayav hai.
  • doodh men sarvadhik matra men paya jane vala tatv kailsiyam hai.

kailsiyam ka nishkarshan

kailsiyam dhatu ka nishkarshan dravit kailsiyam kloraid evn kailsiyam phloraid mishran ke vaidyuth apaghatan se kiya jata hai. kailsiyam phloraid kailsiyam kloraid ko vidyut apaghaty banata hai.

bhautik gun

  • kailsiyam chandi ki tarah ujali dhatu hai.
  • any samany dhatuon ki apeksha mulayam parntu sise ki apeksha kadi hai.
  • kailsiyam ka dravanank 851° C, kvathanank 1439° C tatha apekshik ghanatv 1.55 hota hai.
  • kailsiy namy aur tany hota hai.
  • kailsiy ooshma aur vidyut ka suchalak hota hai.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

snbndhit lekh

varnamala kramanusar lekh khoj

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