10. Periodic Properties of the Elements

The Electron Configuration

10. Periodic Properties of the Elements

The Electron Configuration

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The Electron Configuration

The Electron Configuration

The Electron Configuration Example 1

The Electron Configuration

The Electron Configuration

The Electron Configuration Example 2

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Electron Configurations Part 1- Electrons and Sublevels

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Electron Configurations

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How to Find the Charge of an Ion! (The Octet Rule)

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How to Find the Charge of an Ion! (The Octet Rule)

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Multiple Choice

Which electron configuration represents a violation of Hund's Rule?

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Multiple Choice

Which electron configuration represents a violation of the Auf Bau Principle?

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Multiple Choice

Identify the element with the given electron orbital diagram.

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Multiple Choice

Write the electron configuration and electron orbital diagram for the following element:

Mn (Z = 25)

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Multiple Choice

Write the ground-state electron configuration for the following element:

Lead (Z = 82)

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Multiple Choice

Which of the following statements is false?

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Multiple Choice

Which of the following statements is/are true?

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Multiple Choice

Which of the following statements is false?

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Textbook Question

Shown below is a qualitative diagram of the atomic orbital energies for an Na atom. The number of orbitals in each subshell is not shown.

(d) A sodium vapor lamp (Figure 7.23) operates by using electricity to excite the highest-energy electron to the next highest-energy level. Light is produced when the excited electron drops back to the lower level. Which two energy levels are involved in this process for the Na atom?

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Textbook Question

Four possible electron configurations for a nitrogen atom are shown below, but only one schematic represents the correct configuration for a nitrogen atom in its ground state. Which configurations violate the Pauli exclusion principle?

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Textbook Question

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Textbook Question

(b) Hafnium, Hf, is also found in group 4. Write the electron configuration for Hf.

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Textbook Question

What atom has the following orbital-filling diagram?

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Textbook Question

Write the full electron configuration for each element. a. Si b. O c. K d. Ne

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Textbook Question

Write the full orbital diagram for each element. a. N b. F c. Mg d. Al

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Textbook Question

Write the full orbital diagram for each element. c. Ne

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Textbook Question

Write the full orbital diagram for each element. b. Ca

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Textbook Question

Write the full orbital diagram for each element. a. S

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Textbook Question

Give examples of transition metal ions with +3 charge that have an electron configuration of nd5 (n = 3, 4, 5...).

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Textbook Question

Name an element in the fourth period (row) of the periodic table with the following: b. four 4p electrons

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Textbook Question

Name an element in the fourth period (row) of the periodic table with the following: d. full s and p sublevels

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Textbook Question

Name an element in the fourth period (row) of the periodic table with the following: c. three 3d electrons

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Textbook Question

Name an element in the third period (row) of the periodic table with the following: d. two 3s electrons and no 3p electrons

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Textbook Question

Name an element in the third period (row) of the periodic table with the following: c. six 3p electrons

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Textbook Question

Name an element in the third period (row) of the periodic table with the following: b. four 3p electrons

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Textbook Question

Which outer electron configuration would you expect to belong to a reactive nonmetal? a. ns2 b. ns2np6 c. ns2np5 d. ns2np2

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Textbook Question

Which outer electron configuration would you expect to belong to a reactive metal? a. ns2 b. ns2np6 c. ns2np5 d. ns2np2

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Textbook Question

Which outer electron configurations would you expect to belong to a metalloid? a. ns2 b. ns2np6 c. ns2np5 d. ns2np2

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Textbook Question

Which outer electron configurations would you expect to belong to a noble gas? a. ns2 b. ns2np6 c. ns2np5 d. ns2np2

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Textbook Question

(d) For the hydrogen atom, list the following orbitals in order of increasing energy: 3s, 2s, 2p, 5s, 4d.

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Textbook Question

(b) If we add one electron to form the He atom, would your answer to part (a) change?

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Textbook Question

Two possible electron configurations for an Li atom are shown here. (c) In the absence of an external magnetic field, can we say that one electron configuration has a lower energy than the other? If so, which one has the lowest energy?

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Textbook Question

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Textbook Question

According to the aufbau principle, which orbital is filled immediately after each of the following in a multielectron atom? (a) 4s (b) 3d (c) 5f (d) 5p

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Textbook Question

Draw orbital-filling diagrams for atoms with the follow-ing atomic numbers. Show each electron as an up or down arrow, and use the abbreviation of the preceding noble gas to represent inner-shell electrons. (b) Z = 56

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Textbook Question

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Textbook Question

Write the symbol, give the ground-state electron configuration, and draw an orbital-filling diagram for each of the following atoms. Use the abbreviation of the preceding noble gas to represent the inner-shell electrons. (a) The heaviest alkaline earth metal

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Textbook Question

The two most common isotopes of uranium are 235U and 238U. (d) 238U undergoes radioactive decay to 234Th. How many protons, electrons, and neutrons are gained or lost by the 238U atom during this process? (e) Examine the electron configuration for Th in Figure 6.31. Are you surprised by what you find? Explain.

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Textbook Question

The two most common isotopes of uranium are 235U and 238U. (b) Using the periodic table in the frontinside cover, write the electron configuration for a U atom.

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Textbook Question

Given the subshells 1s, 2s, 2p, 3s, 3p and 3d, identify those that meet the following descriptions. (e) Contains the outermost electrons in a beryllium atom

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Textbook Question

At what atomic number is the filling of a g orbital likely to begin?

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Textbook Question

Assuming that g orbitals fill according to Hund's rule, what is the atomic number of the first element to have a filled g orbital?

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Textbook Question

What is the expected ground-state electron configuration of the recently discovered element with Z = 116?

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Textbook Question

What is the atomic number and expected ground-state electron configuration of the yet undiscovered element directly below Fr in the periodic table?

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Open Question

Use the periodic table to write the electron configuration of selenium (Se).

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Open Question

Give the complete ground-state electron configuration for silicon (Si).

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Open Question

Write the electron configuration of the following elements

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Open Question

Which electron configuration represents a violation of the pauli exclusion principle?

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Open Question

Choose the orbital diagram that represents the ground state of n.

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Open Question

The ground state electron configuration of ga is

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Open Question

Which electron configuration of element is incorrect

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Open Question

Which electron configuration represents a violation of the pauli exclusion principle

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Open Question

Write the electron configuration using orbitals and electron configuration of the following elements

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Open Question

Which ions have ten 𝑑 electrons in the outermost 𝑑 subshell?

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Open Question

Choose the orbital diagram that represents the ground state of n

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Open Question

Which of the following outer electron configurations could belong to a noble gas?

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Open Question

Which ground-state atom has an electron configuration described by the following orbital diagram?

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Open Question

Which electron notation is incorrect

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Open Question

Identify the generic outer electron configuration for the noble gases.

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Open Question

Which ground-state atom has an electron configuration described by the following orbital diagram

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Open Question

What is the electron configuration for helium (He)? 1s¹ 1s² 1s²2s¹ 1s²2s²

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Open Question

Identify the atom with the ground-state electron configuration shown for its valence shell. 3𝑠²3𝑝¹

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Open Question

Classify the 𝑝 and 𝑑 orbital diagrams based on whether they obey or violate hund's rule.

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Open Question

Construct an orbital diagram to show the electron configuration for a neutral magnesium atom, Mg.

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Open Question

The sulfur atom has 16 electrons. what is the electron configuration for sulfur?

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10. Periodic Properties of the Elements

The Electron Configuration

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