{"thcode":2,"term":{"code":1526,"name":"nonmetal elements","parent":1426,"scope":null},"uf":[],"bt":[{"code":1426,"name":"chemical element groups","parent":1382,"scope":"Groups shown at <http:\/\/periodic.lanl.gov\/>"},{"code":1382,"name":"elements","parent":1174,"scope":"Chemical elements and element groups"},{"code":1174,"name":"topics","parent":1,"scope":"Themes, subjects, and concerns for which USGS information resources are relevant."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[],"rt":[{"code":1396,"name":"arsenic","parent":1427,"scope":"Nonmetal element with symbol As and atomic number 33 <http:\/\/periodic.lanl.gov\/33.shtml>"},{"code":1412,"name":"boron","parent":1427,"scope":"Nonmetal element with symbol B and atomic number 5 <http:\/\/periodic.lanl.gov\/5.shtml>"},{"code":1420,"name":"carbon","parent":1427,"scope":"Nonmetal element with symbol C and atomic number 6 <http:\/\/periodic.lanl.gov\/6.shtml>"},{"code":1522,"name":"nitrogen","parent":1427,"scope":"Nonmetal element with symbol N and atomic number 7 <http:\/\/periodic.lanl.gov\/7.shtml>"},{"code":1531,"name":"oxygen","parent":1427,"scope":"Nonmetal element with symbol O and atomic number 8 <http:\/\/periodic.lanl.gov\/8.shtml>"},{"code":1537,"name":"phosphorus","parent":1427,"scope":"Nonmetal element with symbol P and atomic number 15 <http:\/\/periodic.lanl.gov\/15.shtml>"},{"code":1572,"name":"selenium","parent":1427,"scope":"Nonmetal element with symbol Se and atomic number 34 <http:\/\/periodic.lanl.gov\/34.shtml>"},{"code":1575,"name":"silicon","parent":1427,"scope":"Nonmetal element with symbol si and atomic number 14 <http:\/\/periodic.lanl.gov\/14.shtml>"},{"code":1582,"name":"sulfur","parent":1427,"scope":"Nonmetal element with symbol S and atomic number 16 <http:\/\/periodic.lanl.gov\/16.shtml>"},{"code":1589,"name":"tellurium","parent":1427,"scope":"Nonmetal element with symbol Te and atomic number 52 <http:\/\/periodic.lanl.gov\/52.shtml>"}]}