Identify the atom with the ground-state electron configuration shown for its valence shell. 3s23p! symbol:
Identify the atom with the ground-state electron configuration shown for its valence shell. 3:23p symbol:
Identify the atom with the following ground-state electron configuration for its valence shell. 4s2 3d10
A neutral atom has the following electron configuration: [Ne] 3s23p What is the chemical symbol for the atom? How many electrons does the atom have? XS ? How many 3s electrons are in the atom?
Identify the atom or ion corresponding to each of the following descriptions (a) An atom with ground-state electron configuration [Xe]4f45d 6s2 Atom symbol (b) An ion with charge +1 and ground-state electron configuration [Kr]4d10 Ion symbol= (c) An ion with charge -1 and ground-state electron configuration [Ne]3s?3p Ion symbol = Submit Answer 5 question attempts remaining
4. The ground-state valence-shell configuration of a particular atom is 4f1450'6s2. The element to which this atom belongs is a a) noble gas. b) S-block main-group element. transition element. inner transition element. e) p-block main-group element. d)
Identify the neutral element represented by this excited-state electron configuration, then write the ground-state electron configuration for that element. excited state: 1s22s22p5351 element symbol: ground state:
The following valence-shell configuration is possible for a neutral atom of a certain element. What is the element, and is this the ground state or an excited state of this element? ↑↓ ↑ ↑ 4s 4px 4py 4pz 1.) element = 2.) Is this the ground state or an excited state of this atom?
Write the electron configuration for Astatine (At), element 85 in its ground state. Indicate the number of valence and core electrons in this element How many unpaired electrons does ground state At possess? Which set of quantum numbers correctly describes an electron in the outermost orbital of a astatine atom? At Electron Configuration: Valence Electrons: Core Electrons: Quantum Numbers: n = 1 = m1 = m2 = Unpaired Electrons:
Determine the possible term symbols for an atom having a 5s14d3 valence electron configuration. What state would you predict to be the ground state?
1. Give the ground-state electron configuration for carbon (atomic number 6) sa 82p 2 Give the ground-state electron configuration for fluorine (atomic number 9). 3. Give the ground-state electron configuration for magnesium (atomie number 12), 4. How many electrons does silicon have in its valence shell? Write valid Lewis (electron-dot) structures for each formula below. Show all electrons as dots and show al non-bonding electrons. 5. CC tetrachloroethylene CO2 carbon dioxide 7. CHO methanol 8. The structure of urea is...