Assertion: electron configuration | /r/HasProperty | 1s2 2s2
Facets:
Source sentences:
text: The electron configuration for cobalt is 1s2 2s2
text: The electron configuration for sulfur is 1s2 2s2 2p6 3s2 3p4.
text: The electron configuration for copper is 1s2 2s2 2p6 3s2 3p6 4s1 3d10.
text: The electron configuration for strontium is 1s2 2s2 2p6