Atomic Size Recommended MCQs - 123 Questions Classification of Elements and Periodicity in Properties Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

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Chemistry
Classification of Elements and Periodicity in Properties
Recommended MCQs - 123 Questions
Atomic Size (19 Qs)

1(current)
2

Q. No.

The correct order of size of the given species is:

1.	I > I^–> I⁺	2.	I⁺> I^–> I
3.	I > I⁺> I^–	4.	I^–> I > I⁺

Q1:

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The correct statement about the radius of a species is :

1.	Radius increases during cation and anion formation.
2.	Radius increases during anion formation and decreases during cation formation.
3.	Radius decreases in cation as well as anion.
4.	Radius decreases during anion formation and increases during cation formation.

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The correct order of the decreasing ionic radii among the following isoelectronic species is:

1. $C a^{2 +} > K^{+} > S^{2 -} > C l^{-}$

2. $C l^{-} > S^{2 -} > C a^{2 +} > K^{+}$

3. $S^{2 -} > C l^{-} > K^{+} > C a^{2 +}$

4. $K^{+} > C a^{2 +} > C l^{-} > S^{2 -}$

Q3:

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Match the following isoelectronic species in Column I and Column II:

	Column I		Column II
i.	$F^{-}$	a.	${Br}^{-}$
ii.	Ar	b.	${Si}^{2 +}$
iii.	$Mg$	c.	$O^{2 -}$
iv.	${Rb}^{+}$	d.	$S^{2 -}$

	i	ii	iii	iv
1.	b	c	a	d
2.	c	b	a	d
3.	c	d	b	a
4.	b	c	d	a

Q4:

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Among the following species, the smallest ion is :

1.	Na⁺	2.	F^-
3.	O^2-	4.	N^3-

Q5:

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The correct sequence of increasing radii is -

1.	Ar < K⁺ < Ca²⁺	2.	Ca²⁺< Ar < K⁺
3.	Ca²⁺ < K⁺ < Ar	4.	K⁺< Ar < Ca²⁺

Q6:

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Subtopic: Atomic Size |

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In alkaline earth metals, the properties, from the following, that will increase from Be to Ba are-

(i) Atomic radius
(ii) Ionisation energy
(iii) Nuclear charge

1.	(i) and (ii)	2.	(i) and (iii)
3.	(ii) and (iii)	4.	(i), (ii), and (iii)

Q7:

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A common trend in both groups I and II elements in the periodic table, as the atomic number increases, is :

1. Oxidizing power increases

2. Atomic radius increases

3. Maximum valency increases

4. Reactivity with water decreases

Q8:

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Increasing order of ionic radii and decreasing order of number of protons of the given isoelectronic species is:-

1. Ca⁺², K⁺, Cl^-, S^-2

2. Cl^-, Ca⁺², K⁺, S^-2

3. S^-2, Cl^-, Ca⁺², K⁺

4. None of the above

Q9:

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The correct order of ionic radii is:

1. $H^{-} > H^{+} > H$
2. $N a^{+} > F^{-} > O^{2 -}$
3. $F^{-} > O^{2 -} > N a^{+}$
4. $N^{3 -} > M g^{2 +} > A l^{3 +}$

Q10:

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Living World
Biological Classification
Plant Kingdom
Morphology of Flowering Plants
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Cell-unit of Life
Cell Cycle and Cell Division
Transport in Plants
Mineral Nutrition
Photosynthesis in Higher Plants
Respiration in Plants
Plant Growth and Development
Reproduction in Organisms
Sexual Reproduction in Flowering Plants
Principles of Inheritance and Variation
Molecular Basis of Inheritance
Strategies for Enhancement in Food Production
Microbes in Human Welfare
Organisms and Populations
Ecosystem
Biodiversity and Conservation
Environmental Issues

Chemistry Questions

Some Basic Concepts of Chemistry
Structure of Atom
Classification of Elements and Periodicity in Properties
Chemical Bonding and Molecular Structure
States of Matter
Thermodynamics
Equilibrium
Redox Reactions
Hydrogen
The s-Block Elements
The p-Block Elements-XI
Organic Chemistry - Some Basic Principles and Techniques
Hydrocarbons
Environmental Chemistry
The Solid State
Solutions
Electrochemistry
Chemical Kinetics
Surface Chemistry
General Principles and Processes of Isolation of Elements
The p-Block Elements-XII
The d and f Block Elements
Coordination Compounds
Haloalkanes and Haloarenes
Alcohols, Phenols and Ethers
Aldehydes, Ketones and Carboxylic Acids
Amines
Biomolecules
Polymers
Chemistry in Everyday Life

Physics Questions

Units and Measurement
Mathematical Tools
Motion in A Straight Line
Motion in A Plane
Laws of Motion
Work, Energy and Power
Systems of Particles and Rotational Motion
Gravitation
Mechanical Properties of Solids
Mechanical Properties of Fluids
Thermal Properties of Matter
Thermodynamics
Kinetic Theory of Gases
Oscillations
Waves
Electric Charges and Fields
Electrostatic Potential and Capacitance
Current Electricity
Moving Charges and Magnetism
Magnetism and Matter
Electromagnetic Induction
Alternating Current
Electromagnetic Waves
Ray Optics and Optical Instruments
Wave Optics
Dual Nature of Radiation and Matter
Atoms
Nuclei
Semiconductor Electronics

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Animal Kingdom
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Breathing and Exchange of Gases
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Human Reproduction
Reproductive Health
Evolution
Human Health and Disease
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