Select the correct answer from each drop-down menu. what is the chemical name of this compound? na2s:
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Ответ:
sodium sulphide.
Explanation:
The nomenclature of ionic compounds is given by:
1. Positive is written first.
2. The negative ion is written next and a suffix is added at the end of the negative ion. The suffix written is '-ide'.
Hence, the name of
is sodium sulphide.
Therefore, the correct answer is sodium sulphide.
Ответ:
Alumunium
Explanation:
Alumunium = [Ne] 3s² 3p¹
Ne = [He]2s²2p⁶
He = 1s
Alumunium = 1s 2s²2p⁶3s² 3p¹