Element Families Word Scramble
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Question | Answer |
Descriptive chemistry – | the study of elements and compounds they form |
Hydrogen | the lightest element and the most abundant in the entire universe |
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 |
Transition metals | highest energy electrons occupy interior d sublevels, transition metals generally have similar chemical properties. There are a |
Magnesium and calcium compounds – | components of hard water |
Carbon’s two forms | diamond and graphite |
Nitrogen – | 78% of the earth’s atmosphere |
Oxygen – 21% of the earth’s atmosphere | 21% of the earth’s atmosphere |
Florine | electronegativity is greater than any other element |
Sulfur | Bible referred to as brimstone |
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