The alkali metals, halogens and noble gases are three important groups in the periodic table. The alkali metals are soft, reactive metals. They react vigorously with water and become more reactive as you go down the group.The halogens are reactive non-metals.They become darker as you go down the group.he elements in group 1 are called the alkali metals. They belong to the left-hand column in the periodic table. They are very reactive and must be stored in oil to avoid contact with air or water.
Gaul (Latin Gallia, French Gaule) is the name given by the Romans to the territories where the Celtic Gauls (Latin Galli, French Gaulois) lived, including present France, Belgium, Luxemburg and parts of the Netherlands, Switzerland, Germany on the west bank of the Rhine, and the Po Valley, in present Italy.
Pompeii [1] is in Campania, Italy, not far from Naples. Its major attraction is the ruined ancient Roman city of the same name, which was engulfed by Mt. Vesuvius in AD 79. This is a UNESCO World Heritage Site.n August 24, 79 AD, Vesuvius erupted, burying the nearby town of Pompeii in ash and pumice, killing around 3,000 people, the rest of the population of 20,000 people having already fled, and preserving the city in its state from that fateful day.