(a) Write out the ground-state electron configuration ( 1 s ^ 2 , 2 s ^ 2 , etc. ) for the c

step 1 Okay, so this question is about finding an element with similar properties to carbon. So we want

(a) Write out the ground-state electron configuration ( 1 s...

(a) Write out the ground-state electron configuration $\left( 1 s ^ { 2 } , 2 s ^ { 2 } ,$ etc. \right$)$ for the carbon atom. (b) What element of next-larger $Z$ has chemical properties similar to those of carbon? (See Example $29.3 . )$ Give the ground-state electron con- figuration for this element.

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Key Concepts

Valence Electrons

Valence electrons are the outermost electrons of an atom and play a crucial role in determining its chemical reactivity and bonding characteristics. Similarities in the number and arrangement of valence electrons among different elements underpin why they exhibit similar chemical properties, despite having different total numbers of electrons.

Periodic Table Grouping

Elements that have similar chemical properties are often grouped together in the periodic table because they have similar valence electron configurations. These trends allow chemists to predict behavior and reactions by comparing elements within the same group, as they share common features in their electron arrangements.

Ground-State Electron Configuration

This concept refers to the arrangement of electrons in an atom's orbitals when the atom is in its lowest energy state. It follows the Aufbau principle where electrons occupy orbitals in order of increasing energy, obeying both the Pauli Exclusion Principle and Hund's Rule. Understanding this configuration is key for predicting chemical behavior and properties of the element.

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