Periodic Table & Periodicity PYQs - Last 5 Years
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ChemistryInorganic Chemistry2022-2026
Practice 102 JEE Main Chemistry questions from Periodic Table & Periodicity. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
102
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Chemistry / Inorganic Chemistry
2022-2026
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2017-2026
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Last 5 Years Periodic Table & Periodicity Questions
Showing 50 of 102 filtered questions.
1Periodic Table And Periodicity
The electron affinity value are negative for
A. \(\mathrm{Be} \rightarrow \mathrm{Be}^{-}\)
B. \(\mathrm{N} \rightarrow \mathrm{N}^{-}\)
C. \(\mathrm{O} \rightarrow \mathrm{O}^{2-}\)
D. \(\mathrm{Na} \rightarrow \mathrm{Na}^{-}\)
E. $$\math...
A. \(\mathrm{Be} \rightarrow \mathrm{Be}^{-}\)
B. \(\mathrm{N} \rightarrow \mathrm{N}^{-}\)
C. \(\mathrm{O} \rightarrow \mathrm{O}^{2-}\)
D. \(\mathrm{Na} \rightarrow \mathrm{Na}^{-}\)
E. $$\math...
MCQ+4 / -12024
2Periodic Table And Periodicity
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, choos...
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, choos...
MCQ+4 / -12024
3Periodic Table And Periodicity
The statement(s) that are correct about the species \(\mathrm{O}^{2-}, \mathrm{F}^{-}, \mathrm{Na}^{+}\) and \(\mathrm{Mg}^{2+}\).
(A) All are isoelectronic
(B) All have the same nuclear charge
(C) \(\mathrm{O}^{2-}\) has the largest ionic ...
(A) All are isoelectronic
(B) All have the same nuclear charge
(C) \(\mathrm{O}^{2-}\) has the largest ionic ...
MCQ+4 / -12024
4Periodic Table And Periodicity
Given below are two statements :
Statement I : The metallic radius of \(\mathrm{Na}\) is \(1.86 \mathrm{~A}^{\circ}\) and the ionic radius of \(\mathrm{Na}^{+}\) is lesser than \(1.86 \mathrm{~A}^{\circ}\)
Statement II : Ions are always sma...
Statement I : The metallic radius of \(\mathrm{Na}\) is \(1.86 \mathrm{~A}^{\circ}\) and the ionic radius of \(\mathrm{Na}^{+}\) is lesser than \(1.86 \mathrm{~A}^{\circ}\)
Statement II : Ions are always sma...
MCQ+4 / -12024
5Periodic Table And Periodicity
Number of elements from the following that CANNOT form compounds with valencies which match with their respective group valencies is ________. B, C, N, S, O, F, P, Al, Si
MCQ+4 / -12024
6Periodic Table And Periodicity
The correct order of first ionization enthalpy values of the following elements is :
(A) O
(B) N
(C) Be
(D) F
(E) B
Choose the correct answer from the options given below :
(A) O
(B) N
(C) Be
(D) F
(E) B
Choose the correct answer from the options given below :
MCQ+4 / -12024
7Periodic Table And Periodicity
The correct order of the first ionization enthalpy is
MCQ+4 / -12024
8Periodic Table And Periodicity
Given below are two statements :
Statement I : The correct order of first ionization enthalpy values of \(\mathrm{Li}, \mathrm{Na}, \mathrm{F}\) and \(\mathrm{Cl}\) is \(\mathrm{Na}<\mathrm{Li}<\mathrm{Cl}<\mathrm{F}\).
Statement II : The c...
Statement I : The correct order of first ionization enthalpy values of \(\mathrm{Li}, \mathrm{Na}, \mathrm{F}\) and \(\mathrm{Cl}\) is \(\mathrm{Na}<\mathrm{Li}<\mathrm{Cl}<\mathrm{F}\).
Statement II : The c...
MCQ+4 / -12024
9Periodic Table And Periodicity
The correct sequence of electron gain enthalpy of the elements listed below is
A. Ar
B. Br
C. F
D. S
Choose the most appropriate from the options given below:
A. Ar
B. Br
C. F
D. S
Choose the most appropriate from the options given below:
MCQ+4 / -12024
10Periodic Table And Periodicity
Consider the following elements.
Which of the following is/are true about \(\mathrm{A}^{\prime}, \mathrm{B}^{\prime}, \mathrm{C}^{\prime}\) and \(\mathrm{D}^{\prime}\) ?
A. Order of atomic radii: $$\mathrm{B}^{\prime}<\mathrm{A}^{\prime}<\...
Which of the following is/are true about \(\mathrm{A}^{\prime}, \mathrm{B}^{\prime}, \mathrm{C}^{\prime}\) and \(\mathrm{D}^{\prime}\) ?
A. Order of atomic radii: $$\mathrm{B}^{\prime}<\mathrm{A}^{\prime}<\...
MCQ+4 / -12024
11Periodic Table And Periodicity
If IUPAC name of an element is "Unununnium" then the element belongs to nth group of Periodic table. The value of n is ________.
INTEGER+4 / -12024
12Periodic Table And Periodicity
Match List I with List II.
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overflow:hidden;padding:10px 5px;word-break:normal;}...
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overflow:hidden;padding:10px 5px;word-break:normal;}...
MCQ+4 / -12024
13Periodic Table And Periodicity
Given below are two statements:
Statement - I: Along the period, the chemical reactivity of the elements gradually increases from group 1 to group 18 .
Statement - II: The nature of oxides formed by group 1 elements is basic while that of g...
Statement - I: Along the period, the chemical reactivity of the elements gradually increases from group 1 to group 18 .
Statement - II: The nature of oxides formed by group 1 elements is basic while that of g...
MCQ+4 / -12024
14Periodic Table And Periodicity
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: \(\mathrm{H}_2 \mathrm{Te}\) is more acidic than \(\mathrm{H}_2 \mathrm{~S}\).
Reason R: Bond dissociation enthalpy of $$\mat...
Assertion A: \(\mathrm{H}_2 \mathrm{Te}\) is more acidic than \(\mathrm{H}_2 \mathrm{~S}\).
Reason R: Bond dissociation enthalpy of $$\mat...
MCQ+4 / -12024
15Periodic Table And Periodicity
Given below are two statements :
Statement I : The electronegativity of group 14 elements from \(\mathrm{Si}\) to \(\mathrm{Pb}\), gradually decreases.
Statement II : Group 14 contains non-metallic, metallic, as well as metalloid elements.
...
Statement I : The electronegativity of group 14 elements from \(\mathrm{Si}\) to \(\mathrm{Pb}\), gradually decreases.
Statement II : Group 14 contains non-metallic, metallic, as well as metalloid elements.
...
MCQ+4 / -12024
16Periodic Table And Periodicity
Given below are two statements : one is labelled as Assertion \(\mathbf{A}\) and the other is labelled as Reason \(\mathbf{R}\) :
Assertion A : The first ionisation enthalpy decreases across a period.
Reason \(\mathbf{R}\) : The increasing ...
Assertion A : The first ionisation enthalpy decreases across a period.
Reason \(\mathbf{R}\) : The increasing ...
MCQ+4 / -12024
17Periodic Table And Periodicity
Anomalous behavior of oxygen is due to its
MCQ+4 / -12024
18Periodic Table And Periodicity
The element having the highest first ionization enthalpy is
MCQ+4 / -12024
19Periodic Table And Periodicity
Given below are two statements:
Statement I : Fluorine has most negative electron gain enthalpy in its group.
Statement II : Oxygen has least negative electron gain enthalpy in its group.
In the light of the above statements, choose the mos...
Statement I : Fluorine has most negative electron gain enthalpy in its group.
Statement II : Oxygen has least negative electron gain enthalpy in its group.
In the light of the above statements, choose the mos...
MCQ+4 / -12024
20Periodic Table And Periodicity
Given below are two statements :
Statement (I) : The \(4 \mathrm{f}\) and \(5 \mathrm{f}\) - series of elements are placed separately in the Periodic table to preserve the principle of classification.
Statement (II) : S-block elements can b...
Statement (I) : The \(4 \mathrm{f}\) and \(5 \mathrm{f}\) - series of elements are placed separately in the Periodic table to preserve the principle of classification.
Statement (II) : S-block elements can b...
MCQ+4 / -12024
21Periodic Table And Periodicity
Given below are two statements :
Statement (I) : Both metals and non-metals exist in p and d-block elements.
Statement (II) : Non-metals have higher ionisation enthalpy and higher electronegativity than the metals.
In the light of the abov...
Statement (I) : Both metals and non-metals exist in p and d-block elements.
Statement (II) : Non-metals have higher ionisation enthalpy and higher electronegativity than the metals.
In the light of the abov...
MCQ+4 / -12024
22Periodic Table And Periodicity
The transition metal having highest $3^{\text {rd }}$ ionisation enthalpy is :
MCQ+4 / -12024
23Periodic Table And Periodicity
The correct order of electronegativity for given elements is:
MCQ+4 / -12023
24Periodic Table And Periodicity
The difference between electron gain enthalpies will be maximum between :
MCQ+4 / -12023
25Periodic Table And Periodicity
Group-13 elements react with \(\mathrm{O}_{2}\) in amorphous form to form oxides of type \(\mathrm{M}_{2} \mathrm{O}_{3}~(\mathrm{M}=\) element). Which among the following is the most basic oxide?
MCQ+4 / -12023
26Periodic Table And Periodicity
Which one of the following elements will remain as liquid inside pure boiling water?
MCQ+4 / -12023
27Periodic Table And Periodicity
The correct increasing order of the ionic radii is
MCQ+4 / -12023
28Periodic Table And Periodicity
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A): The first ionization enthalpy of $3 \mathrm{~d}$ series elements is more than that of group 2 metals
Reason (R): In 3...
Assertion (A): The first ionization enthalpy of $3 \mathrm{~d}$ series elements is more than that of group 2 metals
Reason (R): In 3...
MCQ+4 / -12023
29Periodic Table And Periodicity
Which of the following elements have half-filled f-orbitals in their ground state?
(Given : atomic number $\mathrm{Sm}=62 ; \mathrm{Eu}=63 ; \mathrm{Tb}=65 ; \mathrm{Gd}=64, \mathrm{Pm}=61$ )
A. $\mathrm{Sm}$
B. Eu
C. $\mathrm{Tb}$
D. Gd
E...
(Given : atomic number $\mathrm{Sm}=62 ; \mathrm{Eu}=63 ; \mathrm{Tb}=65 ; \mathrm{Gd}=64, \mathrm{Pm}=61$ )
A. $\mathrm{Sm}$
B. Eu
C. $\mathrm{Tb}$
D. Gd
E...
MCQ+4 / -12023
30Periodic Table And Periodicity
Match List I with List II
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...
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...
MCQ+4 / -12023
31Periodic Table And Periodicity
Bond dissociation energy of "E-H" bond of the "$\mathrm{H}_{2} \mathrm{E}$ " hydrides of group 16 elements (given below), follows order.
A. $\mathrm{O}$
B. $\mathrm{S}$
C. Se
D. $\mathrm{Te}$
Choose the correct from the options given below...
A. $\mathrm{O}$
B. $\mathrm{S}$
C. Se
D. $\mathrm{Te}$
Choose the correct from the options given below...
MCQ+4 / -12023
32Periodic Table And Periodicity
Total number of acidic oxides among
\(\mathrm{N_2O_3,NO_2,N_2O,Cl_2O_7,SO_2,CO,CaO,Na_2O}\) and \(\mathrm{NO}\) is ____________.
\(\mathrm{N_2O_3,NO_2,N_2O,Cl_2O_7,SO_2,CO,CaO,Na_2O}\) and \(\mathrm{NO}\) is ____________.
INTEGER+4 / -12023
33Periodic Table And Periodicity
Given below are two statements :
Statement I : The decrease in first ionization enthalpy from B to Al is much larger than that from Al to Ga.
Statement II : The d orbitals in Ga are completely filled.
In the light of the above statements, c...
Statement I : The decrease in first ionization enthalpy from B to Al is much larger than that from Al to Ga.
Statement II : The d orbitals in Ga are completely filled.
In the light of the above statements, c...
MCQ+4 / -12023
34Periodic Table And Periodicity
Inert gases have positive electron gain enthalpy. Its correct order is :
MCQ+4 / -12023
35Periodic Table And Periodicity
Which of the following statements are not correct?
A. The electron gain enthalpy of \(\mathrm{F}\) is more negative than that of \(\mathrm{Cl}\).
B. Ionization enthalpy decreases in a group of periodic table.
C. The electronegativity of an ...
A. The electron gain enthalpy of \(\mathrm{F}\) is more negative than that of \(\mathrm{Cl}\).
B. Ionization enthalpy decreases in a group of periodic table.
C. The electronegativity of an ...
MCQ+4 / -12023
36Periodic Table And Periodicity
For elements \(\mathrm{B}, \mathrm{C}, \mathrm{N}, \mathrm{Li}, \mathrm{Be}, \mathrm{O}\) and \(\mathrm{F}\), the correct order of first ionization enthalpy is
MCQ+4 / -12023
37Periodic Table And Periodicity
Given below are two statements: one is labelled as Assertion \(\mathbf{A}\) and the other is labelled as Reason \(\mathbf{R}\)
Assertion A : The energy required to form \(\mathrm{Mg}^{2+}\) from \(\mathrm{Mg}\) is much higher than that requ...
Assertion A : The energy required to form \(\mathrm{Mg}^{2+}\) from \(\mathrm{Mg}\) is much higher than that requ...
MCQ+4 / -12023
38Periodic Table And Periodicity
The correct order of electron gain enthalpy (\(-\) ve value) is :
MCQ+4 / -12022
39Periodic Table And Periodicity
Given below are two statements. One is labelled as Assertion A and the other is labelled as Reason R.
Assertion A : The first ionization enthalpy for oxygen is lower than that of nitrogen.
Reason R : The four electrons in 2p orbitals of oxy...
Assertion A : The first ionization enthalpy for oxygen is lower than that of nitrogen.
Reason R : The four electrons in 2p orbitals of oxy...
MCQ+4 / -12022
40Periodic Table And Periodicity
The first ionization enthalpy of Na, Mg and Si, respectively, are : 496, 737 and \(786 \mathrm{~kJ} \mathrm{~mol}^{-1}\). The first ionization enthalpy (\(\mathrm{kJ} \,\mathrm{mol}^{-1}\)) of \(\mathrm{Al}\) is :
MCQ+4 / -12022
41Periodic Table And Periodicity
Element "E" belongs to the period 4 and group 16 of the periodic table. The valence shell electron configuration of the element, which is just above "E" in the group is
MCQ+4 / -12022
42Periodic Table And Periodicity
Among the following, basic oxide is :
MCQ+4 / -12022
43Periodic Table And Periodicity
Match List - I with List - II :
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overflow:hidden;padding:10px 5px;word-break:nor...
MCQ+4 / -12022
44Periodic Table And Periodicity
In which of the following pairs, electron gain enthalpies of constituent elements are nearly the same or identical?
(A) Rb and Cs
(B) Na and K
(C) Ar and Kr
(D) I and At
Choose the correct answer from the options given below :
(A) Rb and Cs
(B) Na and K
(C) Ar and Kr
(D) I and At
Choose the correct answer from the options given below :
MCQ+4 / -12022
45Periodic Table And Periodicity
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : The ionic radii of O2\(-\) and Mg2+ are same.
Reason (R) : Both O2\(-\) and Mg2+ are isoelectronic species.
In the li...
Assertion (A) : The ionic radii of O2\(-\) and Mg2+ are same.
Reason (R) : Both O2\(-\) and Mg2+ are isoelectronic species.
In the li...
MCQ+4 / -12022
46Periodic Table And Periodicity
The correct order of increasing ionic radii is
MCQ+4 / -12022
47Periodic Table And Periodicity
The incorrect statement is
MCQ+4 / -12022
48Periodic Table And Periodicity
Given two statements below :
Statement I : In \(\mathrm{Cl}_{2}\) molecule the covalent radius is double of the atomic radius of chlorine.
Statement II : Radius of anionic species is always greater than their parent atomic radius.
Choose th...
Statement I : In \(\mathrm{Cl}_{2}\) molecule the covalent radius is double of the atomic radius of chlorine.
Statement II : Radius of anionic species is always greater than their parent atomic radius.
Choose th...
MCQ+4 / -12022
49Periodic Table And Periodicity
The correct order of electron gain enthalpies of Cl, F, Te and Po is
MCQ+4 / -12022
50Periodic Table And Periodicity
The IUPAC nomenclature of an element with electronic configuration [Rn] \(5 \mathrm{f}^{14} 6 \mathrm{d}^{1} 7 \mathrm{s}^{2}\) is :
MCQ+4 / -12022