Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
MediumIn which of the following arrangements,the sequence does not strictly follow the property indicated against it?
- A$Al^{3+} < Mg^{2+} < Na^{+} < F^{-}$ : Increasing ionic size
- B$B < C < N < O$ : Increasing first ionization enthalpy
- C$I < Br < F < Cl$ : Increasing electron gain enthalpy (without negative sign)
- D$Li < Na < K < Rb$ : Increasing metallic radius
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Similar Questions
Match List – $I$ with List – $II$ List – $I$ (Element, Atomic number) List – $II$ (Position in periodic table) $(a)$ $Ra$ – $88$ $(i)$ $4^{th}$ period, $13^{th}$ group $(b)$ $Ga$ – $31$ (ii) $6^{th}$ period, $6^{th}$ group $(c)$ $W$ – $74$ (iii) $5^{th}$ period, $10^{th}$ group $(d)$ $Pd$ – $46$ (iv) $7^{th}$ period, $2^{nd}$ group
| List – $I$ (Element, Atomic number) | List – $II$ (Position in periodic table) |
| $(a)$ $Ra$ – $88$ | $(i)$ $4^{th}$ period, $13^{th}$ group |
| $(b)$ $Ga$ – $31$ | (ii) $6^{th}$ period, $6^{th}$ group |
| $(c)$ $W$ – $74$ | (iii) $5^{th}$ period, $10^{th}$ group |
| $(d)$ $Pd$ – $46$ | (iv) $7^{th}$ period, $2^{nd}$ group |
MediumKCET 2026
View SolutionWhich element from the following exhibits a diagonal relationship with $Mg$?
Which pair of elements exhibits a diagonal relationship in the periodic table?
Medium
View SolutionChoose the correct statement.
Medium
View Solution$X$,$Y$,and $Z$ are elements of the same period and belong to the $p$-block. $Y$ has a positive value of $\Delta_{eg}H$ (electron gain enthalpy),and $Z$ has the highest $2^{nd}$ ionization energy $(I.E.)$ among them. What is the correct order of their atomic numbers?
$(a)$ $X < Y < Z$
$(b)$ $X < Z < Y$
$(c)$ $Y < Z < X$
$(d)$ $Z < Y < X$
$(a)$ $X < Y < Z$
$(b)$ $X < Z < Y$
$(c)$ $Y < Z < X$
$(d)$ $Z < Y < X$
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