arsenic

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Figure 9: Structures of some native elements. (A) Close-packed model of simple cubic packing of equal spheres, as shown by iron. Each sphere is surrounded by eight closest neighbours. (B) Close-packed model of the structure of arsenic and antimony. Flat areas represent overlap between adjoining atoms. (C) Partial representation of the structure of diamond. (D) The structure of graphite with sheets perpendicular to the c axis.

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arsenic: Facts & Related Content

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Last Updated: Jun 11, 2025

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Tool to identify poisonous books developed by University of St Andrews • June 7, 2025, 2:30 AM ET (The Guardian)

Maternal exposure to metals rewires infants’ gut and resistance genes • June 6, 2025, 5:26 AM ET (News-Medical)

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nuclear binding energies

Figure 9: Structures of some native elements. (A) Close-packed model of simple cubic packing of equal spheres, as shown by iron. Each sphere is surrounded by eight closest neighbours. (B) Close-packed model of the structure of arsenic and antimony. Flat areas represent overlap between adjoining atoms. (C) Partial representation of the structure of diamond. (D) The structure of graphite with sheets perpendicular to the c axis.

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gray arsenic arsenic poisoning chemical element nitrogen group element hydrogen carbon sodium nitrogen sulfur phosphorus boron iodine fluorine zinc

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nitrogen group element: Introduction

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Georg Brandt

Swedish chemist

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Periodic Table of the elements concept image (chemistry)

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Periodic table of the elements. Left column indicates the subshells that are being filled as atomic number Z increases. The body of the table shows element symbols and Z. analysis and measurement

Periodic Table of the Elements

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118 Names and Symbols of the Periodic Table Quiz