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Grade: 11

                        

Which of the following has maximum unpaired d - electrons.(1) zn+2(2) fe+2(3) ni+3(4) cu+

2 years ago

Answers : (8)

Mohammed Imran
28 Points
							Answer is Fe2+ bcos it`s atomic no. Is 26 so it`s electronic configuration1s2,2s2,2p6,3s2,3p6,4s2,3d6 D subshell would have 4 unpaired electronsZn2+,Cu+- no unpaired electrons in D subshellNi3+- 3 unpaired electrons
						
2 years ago
RAHUL GURJAR
42 Points
							
Answer this Fe2+ bcos it`s atomic no. Is 26 so it`s electronic configuration1s2,2s2,2p6,3s2,3p6,4s2,3d6 D subshell would have 4 unpaired electronsZn2+,Cu+- no unpaired electrons in D subshellNi3+- 3 unpaired electrons
2 years ago
rahul gurjar
36 Points
							
 
Answer this Fe2+ bcos it`s atomic no. Is 26 so it`s electronic configuration1s2,2s2,2p6,3s2,3p6,4s2,3d6 D subshell would have 4 unpaired electronsZn2+,Cu+- no unpaired electrons in D subshellNi3+- 3 unpaired electrons
2 years ago
rahul gurjar
36 Points
							
. Fe2+ bcos it`s atomic no. Is 26 so it`s electronic configuration1s2,2s2,2p6,3s2,3p6,4s2,3d6 D subshell would have 4 unpaired electronsZn2+,Cu+- no unpaired electrons in D subshellNi3+- 3 unpaired electrons
2 years ago
ashutosh
21 Points
							Answer is Cu+ since it has electronic configuration of 3d5, therefore it has 5 unpaired electrons while Fe+2 has only 4 unpaired electrons
						
2 years ago
Rahul gurjar
29 Points
							
my answere is this   :-    Fe2+ bcos it`s atomic no. Is 26 so it`s electronic configuration1s2,2s2,2p6,3s2,3p6,4s2,3d6 D subshell would have 4 unpaired electronsZn2+,Cu+- no unpaired electrons in D subshellNi3+- 3 unpaired electrons
2 years ago
Rahul gurjar
29 Points
							
ansere of this question is :-  Answer this Fe2+ bcos it`s atomic no. Is 26 so it`s electronic configuration1s2,2s2,2p6,3s2,3p6,4s2,3d6 D subshell would have 4 unpaired electronsZn2+,Cu+- no unpaired electrons in D subshellNi3+- 3 unpaired electrons
2 years ago
zia ullah
15 Points
							
Fe+2  has 5 unpaired electrons in d subshell  1s ,2s,2p,3s,3p,4s,3dxy.dyz.dzx.dx2-y2.dz2
All d subshell containb one  one electron
2 years ago
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