Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
DifficultMatch List-$I$ with List-$II$:
List-$I$ List-$II$ $A$. $Al^{3+} < Mg^{2+} < Na^{+} < F^{-}$ $I$. Ionisation Enthalpy $B$. $B < C < O < N$ $II$. Metallic character $C$. $B < Al < Mg < K$ $III$. Electronegativity $D$. $Si < P < S < Cl$ $IV$. Ionic radii
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
| $A$. $Al^{3+} < Mg^{2+} < Na^{+} < F^{-}$ | $I$. Ionisation Enthalpy |
| $B$. $B < C < O < N$ | $II$. Metallic character |
| $C$. $B < Al < Mg < K$ | $III$. Electronegativity |
| $D$. $Si < P < S < Cl$ | $IV$. Ionic radii |
Choose the correct answer from the options given below:
- A$A-IV, B-I, C-III, D-II$
- B$A-II, B-III, C-IV, D-I$
- C$A-IV, B-I, C-II, D-III$
- D$A-III, B-IV, C-II, D-I$
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Similar Questions
In a period, the first ionisation enthalpy of the element at the extreme left and the negative electron gain enthalpy of the extreme right element, except noble gases, are respectively.
Match the items in List-$A$ with the items in List-$B$.
List-$A$ List-$B$ $(1)$ $He$ $(A)$ High electron gain enthalpy $(2)$ $Cl$ $(B)$ Electropositive element $(3)$ $Ca$ $(C)$ Strong reducing agent $(4)$ $Li$ $(D)$ High ionization enthalpy
| List-$A$ | List-$B$ |
| $(1)$ $He$ | $(A)$ High electron gain enthalpy |
| $(2)$ $Cl$ | $(B)$ Electropositive element |
| $(3)$ $Ca$ | $(C)$ Strong reducing agent |
| $(4)$ $Li$ | $(D)$ High ionization enthalpy |
Easy
View SolutionGiven below are two statements:
Statement $I$ : The correct order of first ionization enthalpy values of $Li, Na, F$ and $Cl$ is $Na < Li < Cl < F$.
Statement $II$ : The correct order of negative electron gain enthalpy values of $Li, Na, F$ and $Cl$ is $Na < Li < F < Cl$.
In the light of the above statements,choose the correct answer from the options given below :
Statement $I$ : The correct order of first ionization enthalpy values of $Li, Na, F$ and $Cl$ is $Na < Li < Cl < F$.
Statement $II$ : The correct order of negative electron gain enthalpy values of $Li, Na, F$ and $Cl$ is $Na < Li < F < Cl$.
In the light of the above statements,choose the correct answer from the options given below :
Which of the following orders is incorrect?
Medium
View SolutionNitrogen has positive electron gain enthalpy whereas oxygen has negative. However,oxygen has lower ionisation enthalpy than nitrogen. Explain.
Medium
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