Element Families and their properties
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Descriptive chemistry – | the study of elements and compounds they form
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| Hydrogen | the lightest element and the most abundant in the entire universe
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| The big bang | the giant explosion that theoretically started our universe some 13.7 billion years ago the only two elements that existed were hydrogen and a small amount of helium, formed by fusion.lso many exceptions
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| Transition metals | highest energy electrons occupy interior d sublevels, transition metals generally have similar chemical properties. There are a
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| Magnesium and calcium compounds – | components of hard water
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| Carbon’s two forms | diamond and graphite
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| Nitrogen – | 78% of the earth’s atmosphere
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| Oxygen – 21% of the earth’s atmosphere | 21% of the earth’s atmosphere
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| Florine | electronegativity is greater than any other element
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| Sulfur | Bible referred to as brimstone
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