| Label | Id | |
|---|---|---|
| thallium atom | http://semanticscience.org/resource/SIO_011066 | |
| lead atom | http://semanticscience.org/resource/SIO_011067 | |
| bismuth atom | http://semanticscience.org/resource/SIO_011068 | |
| polonium atom | http://semanticscience.org/resource/SIO_011069 | |
| astatine atom | http://semanticscience.org/resource/SIO_011070 | |
| radon atom | http://semanticscience.org/resource/SIO_011071 | |
| francium atom | http://semanticscience.org/resource/SIO_011072 | |
| radium atom | http://semanticscience.org/resource/SIO_011073 | |
| actinium atom | http://semanticscience.org/resource/SIO_011074 | |
| rutherfordium atom | http://semanticscience.org/resource/SIO_011075 | |
| dubnium atom | http://semanticscience.org/resource/SIO_011076 | |
| seaborgium atom | http://semanticscience.org/resource/SIO_011077 | |
| bohrium atom | http://semanticscience.org/resource/SIO_011078 | |
| hassium atom | http://semanticscience.org/resource/SIO_011079 | |
| meitnerium atom | http://semanticscience.org/resource/SIO_011080 |