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Group 17 elements are also known as halogens. Atomic halogens have 0 as their oxidation number. They tend to accept an electron from another element to become stable: the new oxidation state would be -1.

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9y ago
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13y ago

The oxidation number of group 18 is 0 because they are already stable elements. Therefore, they do not need to gain or lose any electrons.

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9y ago

-2 is the most common in its compounds, but other oxidation numbers ranging from -2 to +6 are also possible for many of the elements. KEEP CALM AND ROLL TIDE

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11y ago

+1 for the alkali metals (Group 1) - Li, Na, K, Rb and Cs.

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11y ago

going in order from left to right the oxidations number go from +1. +2. +1 or +2 ( for groups 3-12.) +3. + or - 4 -3. -2. -1. + or - 0

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8y ago

Group 17 contains halogen. All of them shows -1 oxidation number.

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8y ago

Group 14 is in the p block. Generally it shows +4 oxidation number.

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11y ago

2 is the most common oxidation number.

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8y ago

noble gases

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11y ago

+2

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Q: What is the group name of group number eighteen in the periodic table?
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