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What is the enthalpy change when an electron is added to a neutral gaseous atom to convert it into a negative ion?
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View all →Oxides formed by elements on the extreme left of a period are generally:
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Oxides formed by elements on the extreme right of a period are generally:
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Oxides of elements in the centre of a period, such as Al₂O₃ or As₂O₃, are generally:
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