1.Nuclear charge decreases as the atomic number increases.Immersive Reader
Answer - True
2.In alkali metals, the atomic radius of potassium is greater than
Answer - Lithium
3.While moving across the periodic table from left to right there is an increase in atomic radius.
Answer - False
4.When moving from gold to lead, the atomic radius increases.
Answer - True
5.The picometer is the unit used to measure atomic radii.
Answer - True
6.Which of the following is larger in atomic size?
Answer - Boron
7.Chlorine has a larger atomic radius than fluorine.
Answer - True
8.Atomic size increases across a period.
Answer - False
9.The atomic radius of a nitrogen atom is 70 pm. What is the distance between the nuclei of two bonded nitrogen atoms in a N2 molecule
Answer - 140 pm
10.Arrange the following atoms in order of decreasing atomic radius:
Ga, As, Sn, Sb, Te
Answer - a. Sn, Sb, Te, Ga, As
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