Chapter 2 - Atoms, Molecules, and Ions

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Metal

Metal

________ conducts heat and electricity well, whereas a nonmetal does not.

Hydrocarbons

________ are the most basic organic molecules, containing solely carbon and hydrogen atoms.

hydroxide ions

A base is a material that, when dissolved in water, produces ________ (OH)

Hydrates

________ are substances that contain a certain quantity of water molecules.

metalloid

A(n) ________ is a substance with qualities that are halfway between metals and nonmetals.

Al3+

________ is the cation, and O2 is the oxygen anion.

Acids

________ that contain hydrogen, oxygen, and another element are known as oxyacids.

Dalton

________ did not attempt to define the structure or composition of atoms since he had no concept of what an atom was.

invisible beam

The negatively charged plate, termed the cathode, emits a(n) ________ when the two metal plates are coupled to a high- voltage source.

Chemists

________ employ chemical formulas to express the chemical symbols that makeup molecules and ionic compounds.

H2

Because it only has two atoms, the hydrogen molecule, abbreviated as ________, is known as a diatomic molecule.

H2O

Water (________) and ammonia (NH3), like ozone, are polyatomic molecules.

allotrope

A(n) ________ is a type of element that exists in two or more different forms.

Polyatomic molecules

________ are molecules that have more than two atoms.

majority of matter

The ________ is made up of molecules or ions created by atoms.

Aluminum Oxide

________ is a type of oxide of aluminum.

molecular model

The structural formula, which depicts how atoms in a molecule are connected, is the first stage in creating a(n) ________.

Zinc iodide

________ is formed when the zinc cation Zn2+ and the iodine anion I interact with.

acid

A(n) ________ is a chemical that, when dissolved in water, produces hydrogen ions (H+)