लेन्थेनाइड

lenthenaid (aangrezi:Lanthanoid) 15 rasayanik tattvoan ki shreni hoti hai, jo laianthenam se lekar lutetiyam tak avart sarani mean paye jate haian. inaki paramanu sankhya 57 se 71 tak hoti haian.

paramanu kramaank (Z)	nam	pratik	avadhi	samooh	rasayanik shreni	dravyaman (g/mol)
57	laianthenam	La	6	3	lenthenaid	0,000,138 138.90547(7)^[1]
58	siriyam	Ce	6	3	lenthenaid	0,000,140 140.116(1)^[1]
59	prasiyodaimiyam	Pr	6	3	lenthenaid	0,000,140 140.90765(2)
60	niyodaimiyam	Nd	6	3	lenthenaid	0,000,144 144.242(3)^[1]
61	promethiyam	Pm	6	3	lenthenaid	0,000,146 [146.9151]^[2]
62	saimariyam	Sm	6	3	lenthenaid	0,000,150 150.36(2)^[1]
63	yuropiyam	Eu	6	3	lenthenaid	0,000,151 151.964(1)^[1]
64	gyadoliniyam	Gd	6	3	lenthenaid	0,000,157 157.25(3)^[1]
65	tarbiyam	Tb	6	3	lenthenaid	0,000,158 158.92535(2)
66	disprosiyam	Dy	6	3	lenthenaid	0,000,162 162.500(1)^[1]
67	holmiyam	Ho	6	3	lenthenaid	0,000,164 164.93032(2)
68	arbiyam	Er	6	3	lenthenaid	0,000,167 167.259(3)^[1]
69	thuliyam	Tm	6	3	lenthenaid	0,000,168 168.93421(2)
70	yittarabiyam	Yb	6	3	lenthenaid	0,000,173 173.04(3)^[1]
71	lutetiyam	Lu	6	3	lenthenaid	0,000,174 174.967(1)^[1]

tika tippani aur sandarbh

↑ ^1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 ^1.6 ^1.7 ^1.8 ^1.9 kuchh bhoo-vaijnanik namoonoan mean is tatv ki samasthanik rachana bhinn hoti hai aur yah parivartan soochi mean darshayi gayi anishchitta ki sima se adhik ho sakata hai.
↑ sthir nyooklaids rahit tattv aur koshthak ki sankhya tattv ke adhikatam ayu yukt samasthanik ki dravyaman sankhya ko iangit karata hai jaise [209]. kintu thoriyam, protॅktiniyam aur yooreniyam ke vishesh gun dharm, sthaliy samasthanik rachana ke hote haian. isalie paramanavik dravyaman ullikhit hai.

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh

a a i ee u oo e ai o au aan k kh g gh n ch chh j jh n t th d dh n t th d dh n p ph b bh m y r l v sh sh s h ksh tr jn rri rri aau shr aah