Bonding and Compounds
Chemical Reactions
Mixtures and Solutions
Acids, Bases, & Salts
Wild Card
100
A chemical bond between oppositely charged ions that have very different electron negativities.
What is an ionic bond?
100
A chemical formula that shows the smallest whole-number ratio of elements in a compound.
What is the empirical formula?
100
The scattering of light off dispersed particles in a heterogeneous mixture.
What is the Tyndall effect?
100
According to the Bronsted-Lowry model, any substance that donates hydrogen ions (protons or H+).
What is an acid?
100
The diffusion of solvent through a semi permeable membrane from a region of higher concentration of the solute to one of lower concentration.
What is osmosis?
200
A bond between two atoms of the same nonmetal element where electrons are evenly shared.
What is a nonpolar bond?
200
The name of this polyatomic ion: CO3
What is carbonate?
200
The breaking apart of individual covalent molecules into ions by the action of the solvent.
What is ionization?
200
According to the Arrhenious model, any substance that produces hydroxide ions in an aqueous solution.
What is a base?
200
A covalent bond between the atoms of two different elements, especially those having greatly different electron negativities.
What is a polar covalent bond?
300
All natural processes move toward a state of minimum energy.
What is the Second Law of Thermodynamics?
300
A chemical reaction that must absorb heat from its surroundings to occur.
What is endothermic?
300
Although these are mostly liquid, they have some properties of a solid.
What are gels?
300
A salt is formed from these two ions.
What is an acid anion & a base cation?
300
The number of electrons that a bonded atom or ion would have to gain or lose to return to its neutral state.
What is oxidation number (ON)?
400
A measure of an element’s ability to attract and hold electrons when BONDED to other atoms.
What is electronegativity number (EN)?
400
A neutralization reaction that results in a salt and water is this type of reaction.
What is double-replacement?
400
An unbroken phase that makes up most of a heterogeneous mixture in which other phases are dispersed.
What is the continuous phase?
400
Bases are classified as strong or weak according to this.
What is their attraction for hydrogen ions?
400
Liquid-in-solid mixtures.
What are amalgams?
500
An atom with a large electronegativity has this kind of electron affinity.
What is a large negative electron affinity?
500
A prefix is placed before one or both of the elements’ names to indicate how many atoms of that element are present in this type of compound.
What are binary covalent compounds?
500
The dispersed particle’s largest dimension is between 1 nm & 1 μm.
What are colloidal dispersions?
500
These are two common pH indicators.
What are litmus, phenolphthalein, or anthocyanin?
500
The greater the pressure of a gas on a liquid, the greater the mass of the gas that will remain dissolved at any given temperature.
What is Henry’s Law?
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