In a sublevel for which l = 1, there is/are orbital(s), and the maximum number of electrons that can be accommodated is. How many valence electrons are in an atom of magnesium? Identify the group of the periodic table in which the e...
Name an element in the fourth period (row) of the periodic table with the following: a. five valence electrons b. four 4p electrons c. three 3d electrons d. full s and p sublevels. Identify the element that has an atomic number of 40. a. zirconium b. neon c. calcium d. bromine ...
Ionic compound: The ionic compounds are formed when a cation and anion(opposite charges) combine together. The cation is formed when the electrons are lost by an element and the anions are formed when the element gains the electrons. The transfer of the...
Determine how many of each atom are in the follow chemical compounds. a. Sodium hypochlorite b. Ammonium nitrite c. Sulfurous acid d. Calcium hydride Calculate the number of anions and cations in the following compound: (a) 4.01 g ...
The molecular formula of a compound, which is formed by two elements, can be determined from the number of valence electrons present in each element. Answer and Explanation: 1) The Lewis dot-symbols of {eq}Mg {/eq}...
Metals, such as aluminum have high thermal and electrical conductivity, whereas non-metals, such as sulfur are insulators. Answer and Explanation: a). Fluorine. Fluorine is a halogen. It contains seven outermost electrons; thus, it prefers to...
(transition metal, metalloid, nonmetal, etc.) d) How many unpaired electrons are there in aWhich period of the periodic table has 32 elements?Which group of the periodic table is known as the alkali metals? List them.Classify...
How many electrons in an atom can be in the 4p sublevel? The four quantum numbers for the last electron placed in the orbitals of a certain element are n = 3, l = 2 m of l = 0, and m of s = -1/2. What is the element? T...