Does Group 17 form ionic bonds?

In electron transfer, an atom of one element loses one or more electrons, and an atom of another element gains those electrons. Each element in Group 17 can gain one electron to become a 1– anion. Elements from Groups 1 and 17 can combine to form ionic compounds in a one-to-one ratio.

What is an ionic bond 7.2 quizlet?

Terms in this set (7) An Ionic bond is the electrostatic attraction that binds oppositely charged ions together. Atoms form ionic bonds when there is a metal atom and nonmetal atom. The metal atom loses valence electrons to become a positively charged cation.

Why are all of the elements in group 18 relatively unreactive whereas those in Group 17 are very reactive?

18 relatively unreactive, whereas those in group 17 are very reactive? The group 18 elements, known as noble gases, have complete outer energy levels and do not easily form ions. The group 17 elements are highly reactive because they need only to gain a single electron to form an octet.

Can CI and K form ionic bonds?

The elements potassium (K) and chlorine (CI) can form an ionic bond. As chlorine has 7 valence electrons, it tends to form bonds to gain one electron (to get a full valence shell of 8).

How are ionic compounds different from molecular compounds?

Ionic compounds are usually composed of a metal and a nonmetal. In contrast, molecular compounds are generally composed of nonmetals only. Although they are composed of ions, ionic compounds are electrically neutral. The electrostatic forces that hold ions together are called ionic bonds.

How are valence electrons involved in ionic bonding?

Chapter 7 – Ionic and Metallic Bonding Jennie L. Borders Section 7.1 – Ions Valence electrons are the electrons in the highest occupied energy level. Valence electrons are the only electrons involved in chemical bonding. Elements in the same group have the same number of valence electrons.

What is the electron configuration of CD + 2?

Write the electron configuration of Cd+2. Section 7.2 – Ionic Bonds and Ionic Compounds Compounds composed of cations and anions are called ionic compounds. Ionic compounds are usually composed of a metal and a nonmetal. In contrast, molecular compounds are generally composed of nonmetals only.

How to write the name of an ion?

Write the name and symbol of the ion formed when a. a potassium atom loses one electron. b. a zinc atom loses two electrons. c. a fluorine atom gains one electron. 9. Write the electron configuration of Cd+2. Section 7.2 – Ionic Bonds and Ionic Compounds Compounds composed of cations and anions are called ionic compounds.