Chemistry

What is the second most common metal on Earth, and the most widely-used metal?

More Questions from Chemistry
What is the sixth most abundant element on Earth, as well as the most abundant alkali metal?
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Which of these is a weakly ionized acid?
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What element was discovered as a component of the debris of the first hydrogen bomb explosion?
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The dumping of most toxic chemicals into the ocean was banned by what treaty?
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What symbol appears on the periodic table for the element with the atomic number 106?
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Gold, silver, lead, and copper exhibit the properties of which of the following crystal systems?
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What is the third most abundant gas in the earth's atmosphere?
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Is mercury a solid, liquid or a gas?
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