How many valence electrons do nitrogen and phosphorus have?

Who made the solar system model? Did Aristotle Believe the earth revolved around the sun? What does rutherfordium look like? What do the names of hurricanes mean? What are the chemical and mechanical properties of ST 52? What is the uplift stage in mountain forming? The phase of mitosis which is actually the non-dividing phase of the cell Cell spends 90 percent of its time in this phase? What is the critical temperature and pressure of diesel? What happens to the ability of a solid to dissolve in a liquid if the temperature increases? What is the effect of interspecific competition in days of germination and flowering of mongo plants? Why did they not use q u x y and z in hurricane names? What will happen if you try to stop escaping liquid refrigerant with your hands? What is the periodic symbol for radon? How fast can Venus move? What is heavy water in soda? Almost fifty percent of the volume of neural tissue in the central nervous system is made up of what? Corynebacterium is a spore forming gram positive cocci? Which is more difficult to separate covalent or ionic bonding? What is a bond in which valence electrons are shared by all atoms? How long dose a snail live?