Periodic Trends in Chemical Properties of Elements
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CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313388 In the given graph, a periodic property \((\mathrm{R})\) is plotted against atomic numbers \((\mathrm{Z})\) of the elements. Which property is shown in the graph and how is it correlated with reactivity of the elements?
supporting img

1 Ionisation enthalpy in a group decreases and reactivity decrease from \(\mathrm{a} \rightarrow \mathrm{e}\).
2 Ionisation enthalpy in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
3 Atomic radius in a group decreases and reactivity decreases from \(\mathrm{a} \rightarrow \mathrm{e}\)
4 Metallic character in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313389 In which of the following arrangements, the order is not according to the property indicated after it in bracket?

1 \(\mathrm{Al}^{3+} < \mathrm{Mg}^{2+} < \mathrm{Na}^{+} < \mathrm{F}^{-}\)(Increasing ionic size)
2 \(\mathrm{B} < \mathrm{C} < \mathrm{N} < \mathrm{O}\) (Increasing first ionisation energy)
3 \(\mathrm{I} < \mathrm{Br} < \mathrm{F} < \mathrm{Cl}\) (Increasing electron gain enthalpy)
4 \(\mathrm{Li} < \mathrm{Na} < \mathrm{K} < \mathrm{Rb}\) (Increasing metallic radius)
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313390 Consider the following elements.
supporting img
Which of the following is/are true about \({\mathrm{\mathrm{A}^{\prime}, \mathrm{B}^{\prime}, \mathrm{C}^{\prime}}}\) and \({\mathrm{\mathrm{D}^{\prime}}}\) ?
(I) Order of atomic radii : \({\mathrm{\mathrm{B}^{\prime} < \mathrm{A}^{\prime} < \mathrm{D}^{\prime} < \mathrm{C}^{\prime}}}\)
(II) Order of metallic character :\({\mathrm{B^{\prime} < A^{\prime} < D^{\prime} < C^{\prime}}}\)
(III) Size of the elements: \({\mathrm{\mathrm{D}^{\prime} < \mathrm{C}^{\prime} < \mathrm{B}^{\prime} < \mathrm{A}^{\prime}}}\)
(IV) Order of ionic radii : \({{\rm{B}}^{\prime {\rm{ + }}}} < {{\rm{A}}^{^{\prime {\rm{ + }}}}} < {{\rm{D}}^{\prime {\rm{ + }}}} < {{\rm{C}}^{\prime {\rm{ + }}}}\)
Choose the correct answer from the options given below:

1 (I), (II) and (IV) only
2 (I)only
3 (I) and (II) only
4 (II), (III) and (IV) only
JEE Main - 2024
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313391 The property of element that generally decreases along a period is

1 Atomic radii
2 Ionization energy
3 Electron affinity
4 Valency
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CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313388 In the given graph, a periodic property \((\mathrm{R})\) is plotted against atomic numbers \((\mathrm{Z})\) of the elements. Which property is shown in the graph and how is it correlated with reactivity of the elements?
supporting img

1 Ionisation enthalpy in a group decreases and reactivity decrease from \(\mathrm{a} \rightarrow \mathrm{e}\).
2 Ionisation enthalpy in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
3 Atomic radius in a group decreases and reactivity decreases from \(\mathrm{a} \rightarrow \mathrm{e}\)
4 Metallic character in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313389 In which of the following arrangements, the order is not according to the property indicated after it in bracket?

1 \(\mathrm{Al}^{3+} < \mathrm{Mg}^{2+} < \mathrm{Na}^{+} < \mathrm{F}^{-}\)(Increasing ionic size)
2 \(\mathrm{B} < \mathrm{C} < \mathrm{N} < \mathrm{O}\) (Increasing first ionisation energy)
3 \(\mathrm{I} < \mathrm{Br} < \mathrm{F} < \mathrm{Cl}\) (Increasing electron gain enthalpy)
4 \(\mathrm{Li} < \mathrm{Na} < \mathrm{K} < \mathrm{Rb}\) (Increasing metallic radius)
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313390 Consider the following elements.
supporting img
Which of the following is/are true about \({\mathrm{\mathrm{A}^{\prime}, \mathrm{B}^{\prime}, \mathrm{C}^{\prime}}}\) and \({\mathrm{\mathrm{D}^{\prime}}}\) ?
(I) Order of atomic radii : \({\mathrm{\mathrm{B}^{\prime} < \mathrm{A}^{\prime} < \mathrm{D}^{\prime} < \mathrm{C}^{\prime}}}\)
(II) Order of metallic character :\({\mathrm{B^{\prime} < A^{\prime} < D^{\prime} < C^{\prime}}}\)
(III) Size of the elements: \({\mathrm{\mathrm{D}^{\prime} < \mathrm{C}^{\prime} < \mathrm{B}^{\prime} < \mathrm{A}^{\prime}}}\)
(IV) Order of ionic radii : \({{\rm{B}}^{\prime {\rm{ + }}}} < {{\rm{A}}^{^{\prime {\rm{ + }}}}} < {{\rm{D}}^{\prime {\rm{ + }}}} < {{\rm{C}}^{\prime {\rm{ + }}}}\)
Choose the correct answer from the options given below:

1 (I), (II) and (IV) only
2 (I)only
3 (I) and (II) only
4 (II), (III) and (IV) only
JEE Main - 2024
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313391 The property of element that generally decreases along a period is

1 Atomic radii
2 Ionization energy
3 Electron affinity
4 Valency
Join With Us for More Updates
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313388 In the given graph, a periodic property \((\mathrm{R})\) is plotted against atomic numbers \((\mathrm{Z})\) of the elements. Which property is shown in the graph and how is it correlated with reactivity of the elements?
supporting img

1 Ionisation enthalpy in a group decreases and reactivity decrease from \(\mathrm{a} \rightarrow \mathrm{e}\).
2 Ionisation enthalpy in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
3 Atomic radius in a group decreases and reactivity decreases from \(\mathrm{a} \rightarrow \mathrm{e}\)
4 Metallic character in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313389 In which of the following arrangements, the order is not according to the property indicated after it in bracket?

1 \(\mathrm{Al}^{3+} < \mathrm{Mg}^{2+} < \mathrm{Na}^{+} < \mathrm{F}^{-}\)(Increasing ionic size)
2 \(\mathrm{B} < \mathrm{C} < \mathrm{N} < \mathrm{O}\) (Increasing first ionisation energy)
3 \(\mathrm{I} < \mathrm{Br} < \mathrm{F} < \mathrm{Cl}\) (Increasing electron gain enthalpy)
4 \(\mathrm{Li} < \mathrm{Na} < \mathrm{K} < \mathrm{Rb}\) (Increasing metallic radius)
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313390 Consider the following elements.
supporting img
Which of the following is/are true about \({\mathrm{\mathrm{A}^{\prime}, \mathrm{B}^{\prime}, \mathrm{C}^{\prime}}}\) and \({\mathrm{\mathrm{D}^{\prime}}}\) ?
(I) Order of atomic radii : \({\mathrm{\mathrm{B}^{\prime} < \mathrm{A}^{\prime} < \mathrm{D}^{\prime} < \mathrm{C}^{\prime}}}\)
(II) Order of metallic character :\({\mathrm{B^{\prime} < A^{\prime} < D^{\prime} < C^{\prime}}}\)
(III) Size of the elements: \({\mathrm{\mathrm{D}^{\prime} < \mathrm{C}^{\prime} < \mathrm{B}^{\prime} < \mathrm{A}^{\prime}}}\)
(IV) Order of ionic radii : \({{\rm{B}}^{\prime {\rm{ + }}}} < {{\rm{A}}^{^{\prime {\rm{ + }}}}} < {{\rm{D}}^{\prime {\rm{ + }}}} < {{\rm{C}}^{\prime {\rm{ + }}}}\)
Choose the correct answer from the options given below:

1 (I), (II) and (IV) only
2 (I)only
3 (I) and (II) only
4 (II), (III) and (IV) only
JEE Main - 2024
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313391 The property of element that generally decreases along a period is

1 Atomic radii
2 Ionization energy
3 Electron affinity
4 Valency
For More Updates join with Us
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313388 In the given graph, a periodic property \((\mathrm{R})\) is plotted against atomic numbers \((\mathrm{Z})\) of the elements. Which property is shown in the graph and how is it correlated with reactivity of the elements?
supporting img

1 Ionisation enthalpy in a group decreases and reactivity decrease from \(\mathrm{a} \rightarrow \mathrm{e}\).
2 Ionisation enthalpy in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
3 Atomic radius in a group decreases and reactivity decreases from \(\mathrm{a} \rightarrow \mathrm{e}\)
4 Metallic character in a group decreases and reactivity increases from \(\mathrm{a} \rightarrow \mathrm{e}\).
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313389 In which of the following arrangements, the order is not according to the property indicated after it in bracket?

1 \(\mathrm{Al}^{3+} < \mathrm{Mg}^{2+} < \mathrm{Na}^{+} < \mathrm{F}^{-}\)(Increasing ionic size)
2 \(\mathrm{B} < \mathrm{C} < \mathrm{N} < \mathrm{O}\) (Increasing first ionisation energy)
3 \(\mathrm{I} < \mathrm{Br} < \mathrm{F} < \mathrm{Cl}\) (Increasing electron gain enthalpy)
4 \(\mathrm{Li} < \mathrm{Na} < \mathrm{K} < \mathrm{Rb}\) (Increasing metallic radius)
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313390 Consider the following elements.
supporting img
Which of the following is/are true about \({\mathrm{\mathrm{A}^{\prime}, \mathrm{B}^{\prime}, \mathrm{C}^{\prime}}}\) and \({\mathrm{\mathrm{D}^{\prime}}}\) ?
(I) Order of atomic radii : \({\mathrm{\mathrm{B}^{\prime} < \mathrm{A}^{\prime} < \mathrm{D}^{\prime} < \mathrm{C}^{\prime}}}\)
(II) Order of metallic character :\({\mathrm{B^{\prime} < A^{\prime} < D^{\prime} < C^{\prime}}}\)
(III) Size of the elements: \({\mathrm{\mathrm{D}^{\prime} < \mathrm{C}^{\prime} < \mathrm{B}^{\prime} < \mathrm{A}^{\prime}}}\)
(IV) Order of ionic radii : \({{\rm{B}}^{\prime {\rm{ + }}}} < {{\rm{A}}^{^{\prime {\rm{ + }}}}} < {{\rm{D}}^{\prime {\rm{ + }}}} < {{\rm{C}}^{\prime {\rm{ + }}}}\)
Choose the correct answer from the options given below:

1 (I), (II) and (IV) only
2 (I)only
3 (I) and (II) only
4 (II), (III) and (IV) only
JEE Main - 2024
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313391 The property of element that generally decreases along a period is

1 Atomic radii
2 Ionization energy
3 Electron affinity
4 Valency