Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
MediumThe statement that is true for the long form of the periodic table is
- AIt reflects the sequence of filling the electrons in the order of sub-energy levels $s$,$p$,$d$,and $f$
- BIt helps to predict the stable valency states of the elements
- CIt reflects trends in physical and chemical properties of the elements
- DAll of the above
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Similar Questions
The set of elements that differ in mutual relationship from those of the other sets is:
Given 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 :
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 incorrect?
Medium
View SolutionThe statement that is not correct for the periodic classification of elements is
MediumIIT 1992
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