Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
MediumWhich of the following statements is incorrect?
- A$I^{+} < I < I^{-}$ (Radii)
- B$CO, N_2, CN^{-}$ (Isoelectronic)
- C$F_2 > Cl_2 > Br_2 > I_2$ (Bond energy)
- D$Cl > F > Br > I$ (Electron Affinity)
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Similar Questions
Match the following columns:
Column-$I$ Column-$II$ $A$. Ionisation potential $P$. $O < F < N$ $B$. Electronegativity $Q$. $N < O < F$ $C$. $Z_{eff}$ $R$. $O < N < F$ $D$. Electron affinity $S$. $N < C < O$
| Column-$I$ | Column-$II$ |
| $A$. Ionisation potential | $P$. $O < F < N$ |
| $B$. Electronegativity | $Q$. $N < O < F$ |
| $C$. $Z_{eff}$ | $R$. $O < N < F$ |
| $D$. Electron affinity | $S$. $N < C < O$ |
An element has the electronic configuration $1s^2 2s^2 2p^6 3s^2 3p^4$. Predict its period,group,and block.
Medium
View SolutionWhich of the following orders is correct for the property mentioned in brackets?
If the electronic configuration of $A^{-}$ is $[Ar] \ 4s^2 \ 3d^{10} \ 4p^1$,then $A^{+2}$ will belong to which group and period?
Medium
View SolutionThe first element of a group differs in many ways from the other heavier members of the group due to:
Medium
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