State of matter for most ionic compounds at room temperature
What is a solid?
100
Metals contain loosely held valence electrons amidst tightly packed ions that have this charge
What is positive?
100
Best describes how electrons are handled in covalent compounds
What is shared?
100
Electron sharing usually occurs so that atoms attain the electron configurations of these elements
What are the noble gases?
200
Usually the only electrons involved in chemical bonds; often represented as dots in electron dot structures
What are valence electrons?
200
The formula for the ionic compound formed from potassium and oxygen
What is K2O?
200
Model that shows mobile electrons that can drift easily from one part of the metal to another
What is a sea of electrons?
200
Types of elements in most covalent compounds
What are nonmetals?
200
Six electrons shared between two atoms
What is a triple bond?
300
Rule that governs why sodium usually forms a +1 ion
What is the octet rule?
300
The forces of attraction that hold cations and anions together in an ionic bond
What are electrostatic forces?
300
Ability to be drawn into wires
What is ductility?
300
The name for a neutral group of atoms joined together by covalent bonds in a covalent compound
What is a molecule?
300
Description of the bonding in carbon dioxide
What are two double bonds?
400
Electron configuration of the alkaline earth metal found in period 3 when it forms an ion that follows the octet rule
What is 1s2 2s2 2p6?
400
The name for the lowest whole-number ratio of ions in an ionic compound
What is formula unit?
400
Properties of these mixtures of metals are often superior to those of their component elements
What are alloys?
400
The number of atoms in a molecule of glucose
What is 24?
400
Structures that occur when it is possible to draw two or more valid electron dot structures that have the same number of electron pairs for a species but these electrons are moved around
What are resonance forms?
500
Special name for the ions found in Group 17 on the periodic table
What are the halide ions?
500
The ionic compound formed between barium and nitrogen
What is Ba3N2?
500
Principal two elements in steel
What are iron and carbon?
500
The seven diatomic elements
What are bromine, iodine, nitrogen, chlorine, hydrogen, oxygen, and fluorine?
500
Description of the bonding and number of lone pairs in a molecule of hydrogen peroxide