Confidence votes 25. The groups in the periodic table tell you what each element within them will react with, the number of valance electrons the element has, and what family it is in. (Ex/ everything in group twelve will react with something that will let it lose two electrons.
Abdullah, Salman and Muqrin are all sons of the founder of modern Saudi Arabia, King Abdulaziz, usually referred to as Ibn Saud, who died in 1953. King Salman called on the royal family's Allegiance Council to recognise Muqrin as his heir.
Although the Al Saud kings ruled as absolute monarchs, their power was tempered by Islamic law (sharia) and by the custom of reaching consensus on political issues among the scores of direct adult male descendants of Abd al Aziz. Islam was a pervasive social and political force in Saudi Arabia. Because there was no separation of religion and state, the political role of religious scholars, or ulama, was second in importance to that of the ruling Al Saud family.