Comparison of properties of Alkali and Alkaline Earth Metals
What are Alkali metals? Elements of group IA are called alkali metals. The word alkali is derived from the Arabic word alquli, meaning ashes of plants, because the plant ashes … Read more
The periodic table is an arrangement of all known elements in order of increasing atomic number and recurring chemical properties.
What are Alkali metals? Elements of group IA are called alkali metals. The word alkali is derived from the Arabic word alquli, meaning ashes of plants, because the plant ashes … Read more
Sulfur is multivalent non-metal, abundant, and odorless. Pure sulfur is a tasteless, odorless, brittle, pale yellow solid that is a poor conductor of electricity and insoluble in water. It can … Read more
The element Nitrogen belongs to Periodic Table Group 15. It is a nonmetallic element that accounts for approximately 78 percent of the Earth’s atmosphere. It exists in the form of … Read more
The element Chlorine is the halogen located in group 17 in the periodic table. Chlorine is the chemical element that constitutes about 0.017 percent of the earth’s crust. Chlorine is … Read more
Group 17 of the periodic table is named Halogens as they all produce sodium salts with similar properties. The chemical properties of halogens [ fluorine (F), chlorine (Cl), bromine (Br), … Read more
A halide ions is a negatively charged anion formed by a halogen atom. They have a (-1 ) charge. A halide is also a compound composed of a halogen atom … Read more
Group 2 elements (alkaline earth metals) all have two electrons in their outermost principal quantum shell. All Group 2 metals can form ionic compounds in which they donate their two … Read more
Group 17 of the periodic table is named Halogens as they all produce sodium salts with similar properties. In Greek, halo means salt, and genes mean generating, so salt-producing is … Read more
The modern periodic table, created by Dmitri Mendeleev, listed elements in ascending atomic mass order. Groups of elements with similar physical and chemical properties constitute the columns. The elements in Group … Read more