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Thesaurus: atomic number 5
a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
Related headwords
blackdefinitionbothdefinitionbrowndefinitioncrystaldefinitionelementdefinitionformdefinitionharddefinitionmetalloiddefinitionoccursdefinitionpowderdefinitiontrivalentdefinitionyellowdefinitionatomicfamilyatomic bombfamilyatomic clockfamilyatomic cocktailfamilyatomic energyfamilyAtomic Energy Commissionfamilyatomic explosionfamilyatomic massfamilyatomic mass unitfamilyatomic numberfamilyatomic number 1familyatomic number 10familyatomic number 100familyatomic number 101familyatomic number 102familyatomic number 103family