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| physical object > natural object > particle > element > column grouped element > transition metal > technetium |
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| technetium comparison table | ||||
| Subject | is a kind of | has group | has image | has definition |
|---|---|---|---|---|
| synthetic element | element | element which cannot be found as a mineral deposit | ||
| transition metal | column grouped element | a column number in the table of the elements | ||
| technetium | synthetic element | a column number in the table of the elements |  |
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