Plutonium

Plutonium, ₉₄Pu
ngoi-kôn
	silvery white, tarnishing to dark gray in air;
Kî-pún sin-sit
Miàng, fù-ho	plutonium, Pu
ngoi-hìn	silvery white, tarnishing to dark gray in air
Plutonium chhai chû-khì-péu ke vi-chi
	neptunium ← plutonium → americium
ngièn-chṳ́ sì-sú	94
ngièn-chṳ́-liòng	(244)
ngièn-su lui-phe̍t	actinium-hi
Chhu̍k, fûn-khî	n/a, f-block
chû-khì	period 7
thien-chṳ́ phài-lie̍t	[Rn] 5f6 7s2
per shell	2, 8, 18, 32, 24, 8, 2
vu̍t-lî sin-chṳt
Siông	ku-thí
yùng-tiám	912.5 K (639.4 °C, 1182.9 °F)
pui-tiám	3505 K (3228 °C, 5842 °F)
Me̍t-thu near Sit-vûn	19.816 g·cm−3
	16.63 g·cm−3
Yùng-fa-ngie̍t	2.82 kJ·mol−1
Chîn-fat-ngie̍t	333.5 kJ·mol−1
Ngie̍t-yùng-liong	35.5 J·mol−1·K−1
Ngièn-chṳ́ sin-chṳt
Yông-fa-su	8, 7, 6, 5, 4, 3, 2, 1 (an amphoteric oxide)
Thien-fu-sin	Pauling scale: 1.28
Thien-lì-nèn	1st: 584.7 kJ·mol−1
Ngièn-chṳ́ pan-kang	empirical: 159 pm
Khiung-ka pan-kang	187±1 pm