arsenic group
- noun
- /ˈɑːrsənɪk ɡruːp/
- Specialized
- Certain organoarsenic compounds contain an arsenic group bonded to carbon atoms.
Examples
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The arsenic group can participate in organic reactions similar to the amino group.
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Researchers investigated the behavior of the arsenic group in various chemical environments.
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The arsenic group is crucial in organic chemistry.
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Many compounds contain the arsenic group in their structure.
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Certain organoarsenic compounds contain an arsenic group bonded to carbon atoms.
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Many compounds contain the arsenic group in their structure.
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The arsenic group can participate in organic reactions similar to the amino group.
Surface Forms
Morphology
The phrase is compositionally built from 'arsenic' + 'group' and therefore signals a group or assemblage related to arsenic, which gives learners a general idea. However, the precise technical sense (the univalent –AsH2 substituent derived from arsine) is specialized chemistry knowledge and not fully predictable by an average B1 learner, so the expression is only partially transparent.
Etymology
Arsenic group names a small 'part of a molecule' that contains arsenic and is often written -AsH2. Imagine a model molecule with little arms: the arsenic group is the arsenic arm that attaches to the rest, so the phrase means the arsenic-bearing piece inside larger compounds.