Chemistry Chapter 8 Quiz
which two electron configurations represent elements that would have similar chemical properties?
(1) and (4)
which of these choices is the electron configuration for the aluminum ion?
1s²2s²2p⁶3s²3p¹
how many electrons are in the 4p orbital of selenium?
4
how many 3d electrons does an Fe³⁺ ion have?
5
the cobalt(III) ion, Co³⁺, has how many 3d electrons?
6
which of the elements listed below has the greatest atomic radius?
Al
which pair of electrons from different groups resemble each other the most in their chemical properties?
Al and Be
which of these elements forms stable +2 cations?
Ba
which of these atoms has the greatest electron affinity?
Br
which of these elements has the greatest electron affinity?
Br
which of these elements has the highest first ionization energy?
C
which ion is isoelectronic with Ar?
Ca²⁺
which of these species make an isoelectronic pair
Cl⁻ and Ca²⁺
which one of these elements is a transition element?
Fe
which of these atoms has the largest radius?
Ga
which of these elements has the smallest first ionization energy?
K
which of these pairs consists of isoelectronic species?
K⁺ and Cl⁻
which of these atoms has the smallest radius?
P
which of these elements has the smallest ionization energy?
Rb
which of these elements has the greatest electron affinity?
S
which one of these ions does not have [Kr] as its electronic configuration?
Zn²⁺
which of these choices is the electron configuration of a sulfide ion?
[Ar]
consider the element with the electron configuration [Xe]6s²4f⁷?
a lanthanide element
consider the element with the electorn configuration [Kr]5s²4d⁷. This element is
a transition metal
the alkali metal elements are found in ____________ of the periodic table?
group 1A
the elements in group 7A are known by what name?
halogens
which of these choices is the general electron configuration for the outermost electrons of elements in the alkaline earth group?
ns²
the general electron configuration for atoms of all elements in group 5A is
ns²np³
the general electron configuration for atoms of the halogen group is
ns²np⁵
the general electron configuration for noble gas atoms is
ns²np⁶
