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Element Families

Element Families and their properties

QuestionAnswer
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
Created by: IcanDance
Popular Chemistry sets

 

 



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