Answer | Crossword Clue |
---|---|
erbiums | rare-earth metallic element, having pink salts. Symbol: Er; at. wt.: 167.26; at. no.: 68 |
erbium | rare-earth metallic element, having pink salts. Symbol: Er; at. wt.: 167.26; at. no.: 68 |
europium | rare-earth metallic element whose salts are light pink. Symbol: Eu; at. wt.: 151.96; at. no.: 63 |
terbium | rare-earth, metallic element present in certain minerals and yielding colorless salts. Symbol: Tb; at. no.: 65; at. wt.: 158.924; sp. gr.: 8.25 |
praseodymium | rare-earth, metallic, trivalent element, named from its green salts. Symbol: Pr; at. wt.: 140.91; at. no.: 59; sp. gr.: 6.77 at 20┬░C |
terbic | rare-earth, metallic element present in certain minerals and yielding colorless salts. Symbol: Tb; at. no.: 65; at. wt.: 158.924; sp. gr.: 8.25 |