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
Which of the following statement$(s)$ is/are incorrect?
Difficult
View SolutionArrange the elements $N$,$P$,$O$,and $S$ in the order of:
$(i)$ Increasing first ionisation enthalpy.
$(ii)$ Increasing non-metallic character.
Give reasons for the arrangement assigned.
$(i)$ Increasing first ionisation enthalpy.
$(ii)$ Increasing non-metallic character.
Give reasons for the arrangement assigned.
Medium
View SolutionChoose the correct statement$(s)$.
Medium
View SolutionWhich of the following orders is $CORRECT$?
Difficult
View SolutionAnything that influences the valence electrons will affect the chemistry of the element. Which one of the following factors does not affect the valence shell?
$(a)$ Valence principal quantum number $(n)$
$(b)$ Nuclear charge $(Z)$
$(c)$ Nuclear mass
$(d)$ Number of core electrons.
$(a)$ Valence principal quantum number $(n)$
$(b)$ Nuclear charge $(Z)$
$(c)$ Nuclear mass
$(d)$ Number of core electrons.
Easy
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