Ionic Bonds and Electron Transfer

The video tutorial explains how to write the Lewis structure for sodium chloride (NaCl). It begins by identifying sodium as a metal and chlorine as a non-metal, forming an ionic compound. The tutorial covers the concept of valence electrons, with sodium having one and chlorine having seven. Sodium transfers its electron to chlorine, resulting in a positive sodium ion and a negative chloride ion, which attract to form a bond. The video also demonstrates drawing the Lewis structure and discusses the electron configuration of sodium and chlorine, emphasizing the full outer shells achieved through bonding.

What type of elements are sodium and chlorine?

• Both are metals

• Sodium is a non-metal, chlorine is a metal

• Sodium is a metal, chlorine is a non-metal

• Both are non-metals

What happens to electrons in ionic compounds?

• They are destroyed

• They are transferred from one atom to another

• They are shared equally

• They remain unchanged

How many valence electrons does sodium have?

• Eight

• Seven

• Two

• One

What charge does sodium acquire after losing an electron?

• Positive

• Neutral

• Negative

• No charge

What charge does chlorine acquire after gaining an electron?

• No charge

• Negative

• Neutral

• Positive

How is the chemical bond between sodium and chlorine represented?

• As a covalent bond

• As a metallic bond

• As an ionic bond

• As a hydrogen bond

What does the Lewis structure of sodium chloride show?

• The transfer of protons

• The destruction of electrons

• The sharing of electrons

• The arrangement of electrons and charges

What happens to the outer shell of sodium after it loses an electron?

• It remains unchanged

• It gains more electrons

• It becomes empty

• It becomes full

How many electrons does chlorine have in its outer shell after gaining an electron?

• Six

• Nine

• Seven

• Eight

What is the result of sodium and chlorine achieving full outer shells?

• They form a metallic bond

• They form a covalent bond

• They form sodium chloride

• They remain as separate atoms