Question: what is the largest metalloid on the periodic table
[{'answer': 'plutonium', 'provenance': [{'wikipedia_id': '199081', 'title': 'Period 7 element', 'start_paragraph_id': 1, 'start_character': 745, 'end_paragraph_id': 1, 'end_character': 754, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '199081', 'title': 'Period 7 element', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 468, 'bleu_score': 0.9716239638199891, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16726788371096766003}, 'section': 'Section::::Properties.\n'}]}]