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Decide which element probably forms a compound with hydrogen that has a chemical formula most and least similar to the chemical formula of the compound formed by hydrogen and selenium.

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jamesesther1234

Answer:

Sulphur

Explanation:

Hydrogen sulphide

Chemical formula: [tex]H_{2} S[/tex]

Oxidation states: +1 and -2

Hydrogen selenide

Chemical formula: [tex]H_{2} Se[/tex]

Oxidation states : +1 and -2

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