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Fifty eight 2. fifty nine 2. 60 what's the comparable and what's diverse within the electron configurations of: (a) Na and Cs? (b) O and Te? (c) C and Ge? Silicon, atomic quantity 14, is in workforce 4A. what number orbitals are occupied by means of the valence electrons of Si in its floor kingdom? you're awarded with a Lewis dot constitution of point X as X:. To which teams within the Periodic desk may possibly this aspect belong? The electron configurations for the weather with atomic numbers better than 36 stick with a similar ideas as given within the textual content for the 1st 36 components. actually, you could arrive on the right order of filling of orbitals from determine 2. 15 via beginning with H and analyzing the orbitals from left to correct around the first row, then the second one row, and so forth. Write the condensed ground-state electron configuration for: (a) Rb (b) Sr (c) Br 2. sixty four 2. sixty five part 2. 7 How Are Electron Configuration and place within the Periodic desk comparable? 2. sixty one 2. sixty two resolution real or fake. (a) parts within the similar column of the Periodic desk have a similar outer-shell electron configuration. (b) All workforce 1A parts have one electron of their valence shell. (c) All staff 6A components have six electrons of their valence shell. (d) All workforce 8A parts have 8 electrons of their valence shell. (e) interval 1 of the Periodic desk has one point, interval 2 has components, interval three has 3 parts, and so on. (f) interval 2 effects from filling the 2s and 2p orbitals, and hence, there are 8 components in interval 2. (g) interval three effects from filling the 3s, 3p, and 3d orbitals, and as a result, there are 9 components in interval three. (h) The main-group components are s block and p block components. Why do the weather in column 1A of the Periodic desk (the alkali metals) have related yet no longer exact houses? part 2. eight what's a Periodic estate? 2. sixty three resolution precise or fake. (a) Ionization power is the strength required to take away the main loosely held electron from an atom within the gasoline part. (b) while an atom loses an electron, it turns into a definitely charged ion. (c) Ionization power is a periodic estate simply because ground-state electron configuration is a periodic estate. (d) Ionization strength usually raises going from left to correct throughout a interval of the Periodic desk. 2. sixty six 2. sixty seven 2. sixty eight sixty five (e) Ionization strength normally raises in going from most sensible to backside inside of a column within the Periodic desk. (f) The signal of an ionization power is often optimistic; the method is often endothermic. contemplate the weather B, C, and N. utilizing simply the Periodic desk, expect which of those 3 parts has: (a) the most important atomic radius. (b) the smallest atomic radius. (c) the biggest ionization strength. (d) the smallest ionization power. Account for the subsequent observations. (a) The atomic radius of an anion is often better than that of the atom from which it really is derived. Examples: Cl ninety nine pm and Cl2 181 pm; O seventy three pm and O22 a hundred and forty pm. (b) The atomic radius of a cation is often smaller than that of the atom from which it really is derived.