How does atomic radius change from right to left on the periodic table?
Electrons and Periodicity

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Chemistry
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10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Atomic radius increases from right to left on the periodic table due to decreasing nuclear charge and increased electron shielding.
2.
FLASHCARD QUESTION
Front
What happens when an electron relaxes back to its ground state (closer to the nucleus)?
Back
When an electron relaxes back to its ground state, it emits a quantum of energy, often in the form of light.
3.
FLASHCARD QUESTION
Front
What is the charge of a cation?
Back
A cation has a positive charge, formed when an atom loses one or more electrons.
4.
FLASHCARD QUESTION
Front
Which of the following elements is a transition metal: K, Cl, Mn, B?
Back
Manganese (Mn) is a transition metal, characterized by its ability to form variable oxidation states.
5.
FLASHCARD QUESTION
Front
What is the next atomic orbital in the series 1s, 2s, 2p, 3s, 3p, 4s?
Back
The next atomic orbital in the series is 3d, which follows the 4s orbital in energy levels.
6.
FLASHCARD QUESTION
Front
Define atomic radius.
Back
Atomic radius is the distance from the nucleus of an atom to the outermost shell of electrons.
7.
FLASHCARD QUESTION
Front
What is the trend of ionization energy across a period?
Back
Ionization energy generally increases across a period from left to right due to increasing nuclear charge.
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