To decide if a binary compound has ionic or covalent bonding, first locate the two elements concerned in the Periodic Table and decide if they are metals (shown in blue) or non-metals (shown in pink).o decide if a binary compound has ionic or covalent bonding, first locate the two elements concerned in the Periodic Table and decide if they are metals (shown in blue) or non-metals (shown in pink).
Area code 518 is a telephone area code in eastern upstate New York, established as one of the original area codes in 1947.t has 493 landline and 100 wireless exchanges serviced by 47 carriers. It is the largest area code in size in New York, extending from the eastern Mohawk Valley to the Vermont border, and from the Canadian border to south of Albany.
Area code 718 is found in the US state of New York. Primarily servicing the city of Brooklyn (population: 2565617), area code 718 covers 4 counties of New York.Located in the Eastern time zone, area code 718 is on the same time as New York, NY.Area code 718 was brought into effect on September 1, 1984. 718 was split from the parent 212 area code.ocated in the Eastern time zone, area code 718 is on the same time as New York, NY. Area code 718 was brought into effect on September 1, 1984. 718 was split from the parent 212 area code.