Medium
The atomic radii of the elements across the second period of the periodic table:
- Adecrease due to increase in atomic number
- Bdecrease due to increase in effective nuclear charge
- Cdecrease due to increase in atomic weights
- Dincrease due to increase in the effective nuclear charge
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Similar Questions
Explain covalent radius and ionic radius with examples.
Difficult
View SolutionWhich of the following atoms has the smallest atomic size?
Easy
View SolutionThe correct order of ionic radii for the ions $P^{3-}, S^{2-}, Ca^{2+}, K^{+}, Cl^{-}$ is:
Assertion $(A)$: $Na^{+}$ and $Mg^{2+}$ ions are isoelectronic but the ionic radius of $Na^{+}$ is greater than that of $Mg^{2+}$.
Reason $(R)$: The effective nuclear charge of $Na^{+}$ ion is less than that of $Mg^{2+}$ ion.
Reason $(R)$: The effective nuclear charge of $Na^{+}$ ion is less than that of $Mg^{2+}$ ion.
Which of the following properties displays a progressive increase down a group in the periodic table?
Medium
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