Ionic Bonding
Chemistry ⇒ Chemical Bonding and Structure
Ionic Bonding starts at 8 and continues till grade 12.
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See sample questions for grade 8
A student dissolves table salt (NaCl) in water. What happens to the NaCl?
A student mixes magnesium and oxygen. What type of bond will form between them?
Calculate the formula of the ionic compound formed between Al3+ and O2−.
Describe the arrangement of ions in a crystal lattice of sodium chloride.
Describe the role of valence electrons in the formation of ionic bonds.
Describe what happens to the electrons when sodium reacts with chlorine to form sodium chloride.
A student dissolves table salt (NaCl) in water. What happens to the NaCl?
A student mixes magnesium and oxygen. What type of bond will form between them?
Which of the following best describes a cation?
(1) A negatively charged ion
(2) A positively charged ion
(3) A neutral atom
(4) An ion with no charge
Which of the following best describes the electrical neutrality of ionic compounds?
(1) They have a net positive charge
(2) They have a net negative charge
(3) They are electrically neutral
(4) They have both positive and negative charges but are not neutral
Which of the following best describes the structure of an ionic compound?
(1) Molecules with weak forces between them
(2) A lattice of positive and negative ions
(3) Atoms joined by shared electrons
(4) Free-moving electrons in a sea of metal ions
Which of the following best explains why sodium forms a Na+ ion?
(1) It gains one electron
(2) It loses one electron
(3) It shares one electron
(4) It loses two electrons
Fill in the blank: The chemical formula for magnesium oxide is _______.
Fill in the blank: The electrostatic force that holds ions together in an ionic compound is called _______.
Fill in the blank: The formula for the ionic compound formed between calcium and chlorine is _______.
Fill in the blank: The ion formed when chlorine gains an electron is called _______.
True or False: In an ionic bond, both atoms share electrons equally.
True or False: Ionic bonds are formed between metals and non-metals.
True or False: Ionic bonds are stronger than most covalent bonds.
True or False: Ionic compounds are usually soluble in water.
