bonds between atoms form and break during chemical reaction, relate this forming and breaking bonds to changes in energy ​

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

The crust of earth may a- continets and ocean floors. b-continents only. c-layers of sedimentary rocks and continents. d-all of the above

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable