chemical element

any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter

यह तालिका रासायनिक तत्वों के सभी ज्ञात आइसोटोपों को दिखाता है.

This table shows all of the known isotopes of the chemical elements.