Welcome to your Grade 11 Chemistry chapter 2
After carefully reading the following 30 questions, choose the correct answer.
1.
Which rule states that atoms tend to gain, lose, or share electrons until they are surrounded by eight valence electrons?
2.
What type of bond is formed by the electrostatic attraction between oppositely charged ions?
3.
What are Lewis electron-dot symbols used to represent?
4.
Which theory is used to predict the geometrical shapes of molecules based on the number of electron pairs?
5.
A covalent bond in which both electrons are provided by only one of the atoms is called:
6.
What is the name of the model that describes metallic bonding as metal cations in a "sea" of mobile valence electrons?
7.
Which theory explains bonding in terms of the overlap of atomic orbitals?
8.
What term is used to describe the quantitative measure of the polarity of a bond?
9.
Which of the following is an exception to the octet rule?
10.
What happens to the bond angle in a molecule when lone pairs are present on the central atom?
11.
Bonding that involves the sharing of electrons between atoms is known as:
12.
Which of the following is a property typical of ionic compounds?
13.
What is the term for different but equally valid Lewis structures for the same molecule or ion?
14.
Which intermolecular force exists between polar covalent molecules?
15.
In Molecular Orbital Theory (MOT), what is formed when atomic orbitals combine?
16.
What type of bonding is responsible for the characteristic properties of metals like malleability and ductility?
17.
Which theory assumes that valence electrons in a molecule are distributed throughout the entire molecule?
18.
A molecule with a central atom surrounded by three bonding pairs and no lone pairs has what shape?
19.
What type of bond is formed by the sharing of four electrons (two pairs)?
20.
Which property of an atom describes its ability to attract shared electrons in a chemical bond?
21.
What is the term for the distance between the nuclei of two bonded atoms?
22.
Which of these compounds is likely to have covalent bonding?
23.
What is the geometric shape of a methane (CH4) molecule?
24.
Which theory uses hybridization to explain the shapes of molecules?
25.
A polar covalent bond is formed between atoms with:
26.
In an ionic crystal, what describes the repeating pattern of ions?
27.
Which molecule contains a triple covalent bond?
28.
What defines the polarity of a whole molecule, beyond just individual bond polarities?
29.
Ionic compounds are generally soluble in:
30.
What is the total number of valence electrons shown in the Lewis structure for H2O?
