Understanding the Valency of Sulphur: Positive or Negative?
Explore the valency of sulphur, its positive and negative states in compounds like sulfate and hydrogen sulfide.
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Sulphur can exhibit a valency of both positive and negative values, depending on the compound. In SO4 2- (sulfate), it has a valency of +6, while in H2S (hydrogen sulfide), it shows a valency of -2.
FAQs & Answers
- What does valency mean in chemistry? Valency refers to the combining capacity of an element, indicating how many bonds it can form with other atoms.
- Why does sulphur have both positive and negative valency? Sulphur exhibits both positive and negative valencies based on the compounds it forms, such as +6 in sulfate and -2 in hydrogen sulfide.
- What are some examples of sulphur compounds? Common sulphur compounds include sulfate (SO4 2-) and hydrogen sulfide (H2S), each showcasing different valencies.
- How is the valency of sulphur determined? The valency of sulphur is determined by its electron configuration and the number of bonds it forms with other elements in various compounds.