Give the name(s) of the element(s) fitting each of the following descriptions. O
ID: 1064903 • Letter: G
Question
Give the name(s) of the element(s) fitting each of the following descriptions.
Occurring in nature as diatomic molecules
The inert gases
The halogens
The noble gas in Period 4
The element whose +3 cation has the same configuration as neon
The element whose -2 anion has the same configuration as argon
The element from the first 10 elements that would be most similar in properties to radium
The Period 3 element having 4 valence electrons
The Period 3 element with an effective nuclear charge of +4
The Period 3 element with the largest first ionization energy
The Group 3A element with the largest first ionization energy
The Period 3 element with the largest (i.e., most negative) electron affinity value
The Period 3 element with the largest atomic radius
The Group 4A element with the largest electronegativity value
The halogen in Period 5
The element in Period 3 most similar in properties to tin
The element in Period 3 having three valence electrons
The Period 4 element having a half-filled p subshell
The Period 4 element with the largest electronegativity value
The Group 2 element with the largest atomic radius
The Period 4 element with the smallest first ionization energy
The Group 4A element with the smallest first ionization energy
The Period 3 element having a half-filled p subshell in the valence shell
Explanation / Answer
Occurring in nature as diatomic molecules-----------------> H2, O2, N2, Cl2
The inert gases---------------> He ,Ne , Ar , Kr , Xe , Rn
The halogens ----------------> F , Cl , Br , I
The noble gas in Period 4 --------------------> Kr
The element whose +3 cation has the same configuration as neon -----------------> Al
The element whose -2 anion has the same configuration as argon --------------------> S-2
The element from the first 10 elements that would be most similar in properties to radium -------> Be
The Period 3 element having 4 valence electrons ------------------> Si
The Period 3 element with an effective nuclear charge of +4 -----------> Si
The Period 3 element with the largest first ionization energy --------------> Ar
The Group 3A element with the largest first ionization energy ------------> B
The Period 3 element with the largest (i.e., most negative) electron affinity value ------------> Na
The Period 3 element with the largest atomic radius ---------------> Na
The Group 4A element with the largest electronegativity value ------------> C
The halogen in Period 5 ----------------------> Iodine (I)
The element in Period 3 most similar in properties to tin -----------------> Si
The element in Period 3 having three valence electrons ------------------> Al
The Period 4 element having a half-filled p subshell -----------------> As
The Period 4 element with the largest electronegativity value ---------------> Br
The Group 2 element with the largest atomic radius ------------------> Ra
The Period 4 element with the smallest first ionization energy -------------> K
The Group 4A element with the smallest first ionization energy -----------------> Pb
The Period 3 element having a half-filled p subshell in the valence shell ---------------> P
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