Dms chemistry Crossword
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
 
 
Down: 1) anything substance has mass and volume2) a substance that is made of more than one element chemically combined3) amount of substance present in a certain volume5) a reaction that releases heat energy6) shorthand form to represent which elements make up a compound9) the number of protons plus the number of neutrons10) slows down a chemical reaction11) two or more substances that come together but do not chemically combine13) substance that exists before a chemical reaction begins Across: 4) the ability of a metal to be pounded into flat7) a reaction that absorbs heat energy8) a substance made of only one type of atom12) a column of the periodic table that has elements with similar properties14) number that tells how many atoms of each element make up a compound15) a substance that speeds up a chemical reaction without being destroyed16) the ability of electrons to pass through a substance17) an element in group 17 of the periodic table that has 7 valence electrons
 

 

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