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What two elements in the periodic table have configurations that are apparent contradictions to the diagonal rule?
Wiki User
∙ 10y ago
Mo, Pd
Wiki User
∙ 10y ago
Two elements that have configurations that are apparent contradictions to the diagonal rule are chromium and copper. These elements have electron configurations of [Ar] 3d5 4s1 and [Ar] 3d10 4s1, respectively, instead of the expected [Ar] 3d4 4s2 and [Ar] 3d9 4s2 configurations based on the Aufbau principle and diagonal rule. This is because having a half-filled d orbital (in the case of chromium) or a fully filled d orbital (in the case of copper) provides greater stability than the predicted configurations.
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What is the relationship of grouping the periods of the elements to their electronic configurations?
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Noble gases have less stable electronic configurations then all other elements in the periodic table?
Noble gases actually have the most stable electronic configurations in the periodic table due to having a full outer shell of electrons. This full octet makes them less likely to react with other elements, earning them the name "noble gases."
Do noble gases have less stable electronic configurations than all other elements in the periodic table?
no
Why Na Mg are bridge elements?
NA and MG are bridge elements because some of the second period elements show a diagonal relationship with the third period elements. Other examples would be LI and MG.
Are the properties of elements that are based on electron configurations unpredictable and repeat in periodic patterns?
Yes, the properties of elements based on electron configurations are predictable and repeat in periodic patterns. This is known as the periodic law, where elements are arranged in the periodic table according to their increasing atomic number and similar chemical properties recur at regular intervals.
What is the determinant of a 3x3 diagonal matrix?
It is the product of the three diagonal elements.
Is the scalar matrix is always a identity matrix?
No. A scalar matrix is a diagonal matrix whose main diagonal elements are the same. Only if the diagonal elements are all 1 is it an identity matrix.
Why elements are place in a group?
Elements with similar electron configurations are placed in the same group.
Is a matrix multiplied by its transpose diagonalisable?
It will be a square matrix and, to that extent, it is diagonalisable. However, the diagonal elements need not be non-zero. It will be a square matrix and, to that extent, it is diagonalisable. However, the diagonal elements need not be non-zero. It will be a square matrix and, to that extent, it is diagonalisable. However, the diagonal elements need not be non-zero. It will be a square matrix and, to that extent, it is diagonalisable. However, the diagonal elements need not be non-zero.
Which elements have electron configurations that end in ns 2 np 5?
The elements with the electron configurations that end in ns 2 and np 5 are halogens, group VII A elements.
Which elements have electron configurations that end in ns 2 and np 5?
The elements with electron configurations that end in ns 2 and np 5 are found in Group 17 of the periodic table, known as the halogens. This group includes elements such as fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).
What are the examples of elements with predictable electron configurations?
Noble gases have predictable electron configurations as they have completely filled outer electron shells (e.g. helium, neon). Transition metals also have predictable electron configurations based on their position on the periodic table and electron filling rules (e.g. iron, copper).
What is the determinant of a 3x3 matrix?
It is the product of the three diagonal elements.
Is the periodic table is most easily understood in terms of the electron configurations of the elements?
Yes, understanding the electron configurations of elements can help explain the arrangement of elements on the periodic table. Electron configurations determine an element's chemical properties, reactivity, and position within the table. The periodic table is organized based on recurring patterns in electron configurations, such as the filling of energy levels and sublevels.
What is the chemical behavior of different elements and what is it determined by?
The chemical behavior of different elements is determined by their electron configurations. Elements with similar electron configurations exhibit similar chemical behavior. For example, elements in the same group of the periodic table tend to have similar chemical properties due to their shared electron configurations.
How do elements achieve stable electron configurations between two atoms?
protons
What is the relationship of grouping the periods of the elements to their electronic configurations?
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