The negatively charged subatomic particles that are located in the electron cloud are called (10 Points)
protons
electrons
neutrons
nucleus

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

Element before carbon on the periodic table

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?