aCertain groupings of elements in the periodic table are designated by special names. The heavy, stepped, diagonal line on the table divides the elements into two major classed. Those to the left of the line are called metals, and those to the right, nonmetal. GroupⅠA elements are known...
What is the element in one of the two groups on the left or the six groups on the right of the periodic table? The Group 1, Group 2, Group 7, and Group 8 elements all have ''family'' names (alkali metals, alkaline earth metals, halogens, and n...
The 118 known elements of the Earth create matter and cannot be broken down further chemically. Explore examples of elements, including the lightest elements, elements found in organic compounds, and elements that are metals or metalloids.
Most element names end with -ium. These elements are metals, which are usually hard, shiny, and conductive. What youcannottell from an element name or symbol is how many neutrons or electrons an atom possesses. To know the number of neutrons, you need to know theisotopeof the element. Th...
Giving sound when struck; resonant; as, sonorous metals. adjective (a.) Loud-sounding; giving a clear or loud sound; as, a sonorous voice. adjective (a.) Yielding sound; characterized by sound; vocal; sonant; as, the vowels are sonorous. adjective (a.) Impressive in sound; high-...
spherical objects that revolve around the sun. planets move in fixed orbits around the sun. there are 8 planets in our solar system. planets may be made of rocks, metals and gases like hydrogen, nitrogen and methane. the earth is also a planet and is the only known place in the ...
The symbols of the elements represent the first or the first and second letters in the name of the element. So based on the name of the element, the... Learn more about this topic: Chemical Symbol | Overview, Examples & Origin
White: Fe (OH) 2, AgOH, no water CuSO4, Na2O, Na2CO3, NaHCO3, AgCl, BaSO4, CaCO3, CaSO3, Mg (OH) 2, Al (OH) 3, 3 bromophenol, MgO, MgCO3, most metals, etc. Description: the elements are basically arranged according to the group ordinal number of the periodic table; Materials ...