The trend for ionization energy is a general increase from left to right across a period. however phosphorus is found to have higher first ionization energy value than sulfur. explain this exception to the general trend in terms of electron arrangements and attraction/repulsion

Which position represents spring in the southern hemisphere? a) b) c) d)

What is happening when the water inside a kettle heats up and begins to boil

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound