Stoichiometry
Gases
Acids and Bases
Electronic Structure of Atoms
Organic Compounds
200
The number of molecules in one mole of a H2O.
What is 6.023 x 1023 (Avogadro's Number)?
200
In the formula, PV=nRT, the variable n is measured in this unit.
What is moles?
200
It measures the amount of H+ ions in a solution.
What is pH?
200
The total number of protons and neutrons in the nucleus of an atom.
What is mass number?
200
These compounds have two fewer hydrogen atoms than the corresponding alkanes.
What is a cycloalkane?
400
This number is obtained from the coefficients of a chemical reaction.
What is mole ratio?
400
A gas law that compares gases at two different sets of conditions, with temperature as a constant and pressure and volume as variables.
What is Boyle's Law?
400
It is a chemical reaction between an acid and a base that takes place in a water solution.
What is neutralization?
400
It is equal to the number of electrons in the outer energy level of the atom.
What are valence electrons?
400
An organic compound formed by the reaction of an organic acid and an alcohol.
What is an ester?
600
The reactant which is consumed earlier and gives the least quantity of product.
What is a limiting reactant?
600
A bottle is filled with oxygen and sealed at room temperature. The bottle is then left in a hot car. According to Charles' law, the pressure in the bottle will increase from heating.
What is true?
600
A compound formed when the negative ions from an acid combine with the positive ions to form a base.
What is a salt?
600
It primarily influences the size of an atomic orbital.
What is the principal quantum number (n)?
600
What is 3-bromo-2-chloropentane.
800
2 Na + Cl2 --> 2 NaCl. The number of moles of chlorine gas (Cl2) that would react with 5.0 moles of sodium (Na) in the given reaction.
What is 2.5 moles?
800
Not all Gas Law problems have Kelvin (K) as the unit of temperature. They can be expressed in Celsius (°C) and Fahrenheit(°F). So, convert 123°C to K.
What is 396 K?
800
Solutions containing ions that react with acids or bases to minimize their effects.
What are buffers?
800
In beta decay, this particle changes into a proton.
What is a neutron?
800
Oxidation of phenols by a strong oxidizing agent produces carboxylic acids.
What is false?
1000
The number of O2 molecules in 2.5 g of O2 inhaled by the average person in one minute.
What is 4.7 x 1022?
1000
This theory states that there is no attraction or repulsion between the gas molecules, whereas there is attraction between molecules of liquids or solids.
What is the kinetic theory of gases?
1000
Hydrochloric Acid + Magnesium -> Hydrogen Gas + _____________
What is magnesium chloride?
1000
The role of the helium nucleus in the reaction:
What is an alpha particle?
1000
For a compound to be optically active, it must have a carbon atom which is substituted with 4 different groups?
What is optical isomerism?