Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
DifficultThe electronic configurations of four elements are:
$I. [Xe] \, 6s^1$
$II. [Xe] \, 4f^{14} \, 5d^1 \, 6s^2$
$III. [Ar] \, 4s^2 \, 4p^5$
$IV. [Ar] \, 3d^7 \, 4s^2$
Select the incorrect statement about these elements.
$I. [Xe] \, 6s^1$
$II. [Xe] \, 4f^{14} \, 5d^1 \, 6s^2$
$III. [Ar] \, 4s^2 \, 4p^5$
$IV. [Ar] \, 3d^7 \, 4s^2$
Select the incorrect statement about these elements.
- A$I$ is a strong reducing agent.
- B$II$ is a $d-$ block element.
- C$III$ has high electron affinity.
- D$IV$ exhibits variable oxidation state.
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Similar Questions
In which of the following arrangements,the sequence does not strictly follow the property indicated against it?
Medium
View SolutionWhich of the following pairs shows a diagonal relationship?
Match the following properties in Column-$I$ with their correct trends in Column-$II$:
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 | $S$. $N < C < O$ |
Difficult
View SolutionWhich of the following statements is correct regarding the following processes?
$(i) \, Cl$ $\xrightarrow{E.A.} Cl^{-} \, \, \, \, \, (ii) \, Cl^{-}$ $\xrightarrow{I.E.} Cl \, \, \, (iii) \, \, Cl$ $\xrightarrow{I.E.} Cl^{+} \, \, \, (iv) \, \, Cl^{+}$ $\xrightarrow{I.E.} Cl^{2+}$
$(i) \, Cl$ $\xrightarrow{E.A.} Cl^{-} \, \, \, \, \, (ii) \, Cl^{-}$ $\xrightarrow{I.E.} Cl \, \, \, (iii) \, \, Cl$ $\xrightarrow{I.E.} Cl^{+} \, \, \, (iv) \, \, Cl^{+}$ $\xrightarrow{I.E.} Cl^{2+}$
Difficult
View SolutionThe incorrect order of properties for the following is:
Difficult
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