Asked by sarah
What is the valency of selenium in hydrogen selenide?
Consider what selenium's group is in the periodic table. There is oxygen and sulfur, right? Selenium will the same as those. The all have the same basic formula with hydrogen. What's that very common substance that contains hydrogen and oxygen?
Consider what selenium's group is in the periodic table. There is oxygen and sulfur, right? Selenium will the same as those. The all have the same basic formula with hydrogen. What's that very common substance that contains hydrogen and oxygen?
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