Write the group number using both A/B and 1 to 18 notations for elements that have the following outer electron configuration:
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- Name and give the symbol of the element that has the characteristic given below. (a) Its electron configuration in the excited state can be 1s22s22p63s1 3p3. (b) It is the least electronegative element in period 3. (c) Its +3 ion has the configuration [36Kr]. (d) It is the halogen with the largest atomic radius. (e) It has the largest ionization energy in Group 16.arrow_forwardDraw the orbital diagram for the valence shell of each of the following atoms (a) C (b) P (c) V (d) Sb (e) Ruarrow_forwardIn the hydtogen atom, what is the physical significance of the for which n = and E = 0?arrow_forward
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- Using complete subshell notation ( 1s22s22p6, and so forth), predict the electron configurations of the following ions. (a) N3- (b) Ca2+ (c) S- (d) Cs2+ (e) Cr2+ (f)Gd3+arrow_forwardThe electron configuration of the isotope 16O is 1s22s22p4. What is the electron configuration of the isotope 18O?arrow_forwardAn ion having a 4+ charge and a mass of 49.9 u has 2 electrons with principal quantum number n = 1.8 electrons with n = 2. and 10 electrons with n = 3. Supply as many of the properties for the ion as possible from the information given. (Hint: In forming ions for this species, the 4j electrons are lost before the 3d elections.) a. the atomic number b. total number of s electrons c. total number of p electrons d. total number of d electrons e. the number of neutrons in the nucleus f. the ground-state electron configuration of the neutral atomarrow_forward
- Arrange the following groups of atoms in order of increasing size. a. Rb, Na, Be b. Sr, Se, Ne c. Fe, P, Oarrow_forwardIndicate whether the elements represented by the given pairs of electron configurations have similar chemical properties. a. 1s22s1 and 1s22s2 b. 1s22s22p6 and 1s22s22p63s23p6 c. 1s22s22p3 and 1s22s22p63s23p64s23d3 d. 1s22s22p63s23p4 and 1s22s22p63s23p64s23d104p4arrow_forwardGive the symbol of the element of lowest atomic number that has (a) an f subshell with 7 electrons. (b) twelve d electrons. (c) three 3p electrons. (d) a completed p subshell.arrow_forward
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