Item:Q3308: Difference between revisions
Created a new Item: chemical element, species of atoms having the same number of protons in the atomic nucleus and the same chemical properties, but not nessarily the same mass, or the same stability (or half-lifetime if they are unstable) |
Created claim: is metaclass for (P24): chemical substance (Q1173) |
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| Property / instance of | |||
| Property / instance of: second-order class / rank | |||
Normal rank | |||
| Property / instance of | |||
| Property / instance of: group or class of chemical substances / rank | |||
Normal rank | |||
| Property / subclass of | |||
| Property / subclass of: material substance / rank | |||
Normal rank | |||
| Property / subclass of | |||
| Property / subclass of: chemical substance / rank | |||
Normal rank | |||
| Property / part of | |||
| Property / part of: periodic table / rank | |||
Normal rank | |||
| Property / part of: periodic table / qualifier | |||
| Property / part of | |||
| Property / part of: chemical compound / rank | |||
Normal rank | |||
| Property / has list | |||
| Property / has list: list of elements by atomic properties / rank | |||
Normal rank | |||
| Property / is metaclass for | |||
| Property / is metaclass for: chemical substance / rank | |||
Normal rank | |||