magnesium chloride react with potassiumव्हाट इज द वैलेंसी ऑफ़ पोटैशियम
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Answer:
+1
Explanation:
As potassium' atomic no. is 19 so its configuration is 2,8,8,1 so 1 valence electron is present in the outermost shell. that's y its valency is 1
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