JEE Main Periodic Table & Periodicity Practice Questions With Solutions

Match List I with List II

Choose the correct answer from the options given below:

Match List I with List II

Choose the correct answer from the options given below:

Given below are two statements :

Statement (I) : The oxidation state of an element in a particular compound is the charge acquired by its atom on the basis of electron gain enthalpy consideration from other atoms in the molecule.

Statement (II) : $\mathrm{p}\pi -\mathrm{p}\pi$p \pi - p \pi bond formation is more prevalent in second period elements over other periods.

In the light of the above statements, choose the most appropriate answer from the options given below :

Choose the correct answer from the options given below:

The electron affinity value are negative for

A. $\mathrm{Be}\to {\mathrm{Be}}^{-}$Be \rightarrow Be^{-}

B. $\mathrm{N}\to {\mathrm{N}}^{-}$N \rightarrow N^{-}

C. $\mathrm{O}\to {\mathrm{O}}^{2-}$O \rightarrow O^{2 -}

D. $\mathrm{Na}\to {\mathrm{Na}}^{-}$Na \rightarrow Na^{-}

E. $\mathrm{Al}\to {\mathrm{Al}}^{-}$Al \rightarrow Al^{-}

Choose the most appropriate answer from the options given below :

Given below are two statements :

Statement I : The metallic radius of $\mathrm{Na}$Na is $1.86{\mathrm{A}}^{\circ }$1.86 \left(\textrm{ } A\right)^{\circ} and the ionic radius of ${\mathrm{Na}}^{+}$Na^{+} is lesser than $1.86{\mathrm{A}}^{\circ }$1.86 \left(\textrm{ } A\right)^{\circ}

Statement II : Ions are always smaller in size than the corresponding elements.

In the light of the above statements, choose the correct answer from the options given below :

Given below are two statements:

Statement I: In group 13, the stability of +1 oxidation state increases down the group.

Statement II : The atomic size of gallium is greater than that of aluminium.

In the light of the above statements, choose the most appropriate answer from the options given below :

The statement(s) that are correct about the species ${\mathrm{O}}^{2-},{\mathrm{F}}^{-},{\mathrm{Na}}^{+}$O^{2 -} , F^{-} , Na^{+} and ${\mathrm{Mg}}^{2+}$Mg^{2 +}.

(A) All are isoelectronic

(B) All have the same nuclear charge

(C) ${\mathrm{O}}^{2-}$O^{2 -} has the largest ionic radii

(D) ${\mathrm{Mg}}^{2+}$Mg^{2 +} has the smallest ionic radii

Choose the most appropriate answer from the options given below :

The correct order of the first ionization enthalpy is

Given below are two statements :

Statement I : The correct order of first ionization enthalpy values of $\mathrm{Li},\mathrm{Na},\mathrm{F}$Li , Na , F and $\mathrm{Cl}$Cl is $\mathrm{Na}<\mathrm{Li}<\mathrm{Cl}<\mathrm{F}$Na < Li < Cl < F.

Statement II : The correct order of negative electron gain enthalpy values of $\mathrm{Li},\mathrm{Na},\mathrm{F}$Li , Na , F and $\mathrm{Cl}$Cl is $\mathrm{Na}<\mathrm{Li}<\mathrm{F}<\mathrm{Cl}$Na < Li < F < Cl

In the light of the above statements, choose the correct answer from the options given below :