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Niobium (Nb) and tantalum (Ta) have similar atomic sizes because they are both members of Group 5 in the Periodic Table, which means they have the same number of valence electrons and similar electron configurations. Additionally, they are close in atomic number, with tantalum being directly below niobium, leading to a gradual increase in atomic size due to the addition of electron shells. However, the increase is not substantial enough to create a significant difference in their atomic sizes, resulting in their similarity.
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Which has smaller atomic size helium or fluorine or neon?
He has the smaller atomic size. Fluorine has the larger atomic size from these 3. He is a noble gas.
Why does atomic size increase from left to right across a period?
atomic size decreases across a period
What happens to the atomic size from the top to the bottom of the periodic table?
The atomic size increase from top to bottom of periodic table. As the number of shells increases from top to bottom, the atomic size increases.
What characteristics must two elements share if they are in the same period?
Elements in the same period share the same number of electron shells. This means they have similar atomic sizes and properties because they have the same number of electron shells determining their size and behavior.
Will atomic properties vary in a similar way in different periods if so why?
In general, atomic properties do not vary in a similar way in different periods. While the number of electron shells and energy levels increases as you move down a group, the number of protons and electrons also increases as you move across a period, impacting properties such as atomic size, electronegativity, and ionization energy. Therefore, atomic properties can vary significantly across periods due to changes in the number of protons and electrons.
Which has smaller atomic size helium or fluorine or neon?
He has the smaller atomic size. Fluorine has the larger atomic size from these 3. He is a noble gas.
What is the Atomic size of oxygen?
The atomic size of oxygen is approximately 60 picometers (pm). The atomic size refers to the distance from the nucleus to the outermost electron shell in an atom.
Why does atomic size increase from left to right across a period?
atomic size decreases across a period
What happens to the atomic size from the top to the bottom of the periodic table?
The atomic size increase from top to bottom of periodic table. As the number of shells increases from top to bottom, the atomic size increases.
What happens to the atomic size from the top of the periodic table to the bottom?
The atomic size increase from top to bottom of Periodic Table. As the number of shells increases from top to bottom, the atomic size increases.
What characteristics must two elements share if they are in the same period?
Elements in the same period share the same number of electron shells. This means they have similar atomic sizes and properties because they have the same number of electron shells determining their size and behavior.
What is the size of sodium's atom?
Atomic size of sodium is 186
Do atomic orbitals have an exactly defined size?
Atomic orbitals do not have an exact size, but rather a region where there is a high probability of finding an electron. The size and shape of an atomic orbital depend on the quantum numbers that describe it, such as the principal quantum number.
What elements has the smallest atomic size K Ca Na Ar or Kr?
The element with the smallest atomic size is Argon (Ar) as it has the highest atomic number among the options given. Atomic size generally decreases from left to right across a period in the periodic table.
Will atomic properties vary in a similar way in different periods if so why?
In general, atomic properties do not vary in a similar way in different periods. While the number of electron shells and energy levels increases as you move down a group, the number of protons and electrons also increases as you move across a period, impacting properties such as atomic size, electronegativity, and ionization energy. Therefore, atomic properties can vary significantly across periods due to changes in the number of protons and electrons.
What is the sixth period transition element with properties similar to Ni?
Palladium (Pd) is the sixth period transition element with properties similar to nickel (Ni). They both have similar atomic size, melting points, and ability to form complexes with ligands due to their filled d orbitals.
Who has a bigger atomic size potassium or copper?
Potassium has a bigger atomic size than copper. This is because as you move down a group in the periodic table, the atomic size generally increases due to the addition of more electron shells. Potassium, being below copper in the periodic table, has a larger atomic size.
