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प्रश्न
Write down the electronic configuration of Co2+.
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उत्तर
Co2+ (27): 1s2 2s2 2p6 3s2 3p6 3d7
Or,
[Ar]18 3d7
Or,
[Ar] 3d7
संबंधित प्रश्न
Silver atom has completely filled d orbitals (4d10) in its ground state. How can you say that it is a transition element?
Write down the electronic configuration of Pm3+.
Write down the electronic configuration of Cu+.
Write down the electronic configuration of Ce4+.
Write down the electronic configuration of Lu2+.
What is effective atomic number of Fe (z = 26) in [Fe(CN)6]4-?
(a) 12
(b) 30
(c) 26
(d) 36
Write the different oxidation states of manganese.
Account for the following:
Mn2+ is more stable than Fe2+ towards oxidation to +3 state.
Which transition metal of 3d series has positive E° (M2+/M) value and why?
Which among the following elements does not belong to the first transition series?
Which among the following is not considered as a part of transition elements?
Zn2+ ion is iso – electronic with
The element with electronic configuration [xe]544f145d16S2 belongs to
Name the element of 3d series which exhibits the largest number of oxidation states. Give reason.
Give reason for the following statements:
Scandium (Z = 21) is a transition element but Zn (Z = 30) is not.
Assertion (A) : Copper is a non-transition element.
Reason (R) : Copper has completely filled d-orbitals in its ground state.
Write down the electronic configuration of:
\[\ce{CO^2+}\]
