Chemistry
What mineral has the chemical formula PbS?
More Questions from Chemistry
What is the most common chemical element found in the Earth's atmosphere?
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What radioactive metallic element, found in all uranium ores, has an atomic number of 89?
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Orange street lighting is orange because of the presence of what element in the lamp?
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What is often used in advertising signs and produces a bright reddish-orange light?
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What element forms about 78% of Earth's atmosphere by volume?
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How many electrons are in the third ring of the atom Chlorine?
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What phenomenon explains why cyclohexatriene does not exist?
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