What is the closest noble gas to sodium?

What is the nearest city to Mt Mayon volcano? What are the functions of integuments? Does Aloe vera have a hollow stem? Do a kangkong had herbaceous stem? What happened to the energy that is not passed from an eaten organism to an eating organism? Is the word obvious an adjective? What are the color codes and pin connections for the wires in electrical extension cords? How much is 5 minutes on Mars? Can a partial color blind student choose chemical engineering as his career? What is Golds group number? The separation of photosynthetic processes in CAM plants depends on the time of day a process known as what? Is there any technology that could disable all electronics in a house or small building? What is the expiration period for 10 percent bleach solution? How many neutrons does an atom have if it has an atomic mass of 20 and an atomic number of 45? What continent does thinning of the ozone layer affect? When does fertilization occurs during reproduction in bivalves? What is a map index? What is prolate planets? How do you extract amino acids from plants? How big does a Siberians Miner's Lettuce plant get?