Look back at parts A and B to compare the properties of the unknown elements with the properties of the known elements. Based on these properties, match each unknown element to its group in the periodic table. Drag each tile to the correct box.

How to solve 4 nh3(g) + 5 o2(g) > 4 no(g) + 6 h2o(g) in chemistry

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit