Ionic Bonding
Chemistry ⇒ Chemical Bonding and Structure
Ionic Bonding starts at 8 and continues till grade 12.
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Describe the process of ionic bond formation between magnesium and oxygen.
Describe the role of valence electrons in the formation of ionic bonds.
Describe what happens to the electrons during the formation of sodium chloride (NaCl).
Explain why ionic compounds are usually soluble in water.
Describe the process of ionic bond formation between magnesium and oxygen.
Describe the role of valence electrons in the formation of ionic bonds.
Describe what happens to the electrons during the formation of sodium chloride (NaCl).
Explain why ionic compounds are usually soluble in water.
Which of the following best describes an ionic bond?
(1) A bond formed by sharing electrons
(2) A bond formed by transferring electrons
(3) A bond formed by sharing protons
(4) A bond formed by sharing neutrons
Which of the following best describes the electrical conductivity of molten ionic compounds?
(1) They do not conduct electricity
(2) They conduct electricity
(3) They conduct only at low temperatures
(4) They conduct only in solid state
Which of the following best describes the structure of an ionic compound?
(1) Molecules with weak forces
(2) Lattice of alternating positive and negative ions
(3) Layers of atoms
(4) Single atoms bonded together
Which of the following best explains why ionic compounds have high melting points?
(1) Weak forces between ions
(2) Strong electrostatic attraction between ions
(3) Presence of free electrons
(4) Covalent bonds between atoms
Fill in the blank: In an ionic bond, a metal atom ________ electrons to become a positively charged ion.
Fill in the blank: The charge on a sodium ion is ________.
Fill in the blank: The chemical formula for potassium oxide is ________.
Fill in the blank: The electrostatic force that holds oppositely charged ions together in an ionic compound is called ________.
True or False: Ionic bonding always results in the formation of molecules.
True or False: Ionic bonds are usually formed between metals and non-metals.
True or False: Ionic compounds are usually gases at room temperature.
True or False: Ionic compounds are usually hard and brittle.
