Matter, Atomic History & Structure, Etc.
The negative part of the atom
What is electron
The types of elements that are involved in ionic bonding.
What is METALS and NON-METALS
The math behind all chemical reactions is known as this.
What is stoichiometry?
The part of the solution that is represented in the largest amount
What is solvent
The gas law where pressure remains constant, but the volume and temperature changes
What is Charles' Law
V_1/T_1=V_2/T_2
Scientist that discovered the electron
Who is J.J. Thomson
This happens to electrons in covalent bond
What is sharing
A + BC --> AC + B
What is Single Replacement reactions
Any substance that produces hydroxide ions in water
What is a base
CaCo3(s)+ Heat → CaO(s)+CO2(g) is this type of reaction
What is endothermic
Describes how electrons fill orbitals
What is the Aufbau Principle
The name of the most common polyatomic ion that exist as a cation.
What is Ammonium
The arrow in a chemical reaction indicates this
What is yields or the direction in which the chemical reaction is proceeding?
A neutralization reaction produce
What is water and a salt
A substance that accelerates the rate of a chemical reaction is called this.
What is a catalyst
The measure of an atom’s ability to attract electrons to itself in a chemical bond is called
What is Electronegativity
The correct chemical formula when Na and S bond
What is Na2S
Based on the Law of Conservation of Mass, we know that the mass of the reactants
What is always be equal to the total mass of the products
Defines acid as a species that forms hydronium ion in water
What is Arrhenius theory
A 5.75-g piece of iron with a specific heat capacity 0.451 J/g °C and its temperature changes from 25°C to 75°C. Calculate the heat.
What is 130. J
Calculator: A naturally occurring element 75.53% has a mass of 34.969 amu and 24.47% has a mass of 36.966 amu. Calculate the average atomic mass AND name the element.
What is 35.46 amu---chlorine
The name of Sn(SO4)2
What is tin(IV) sulfate
Predict the product Pb(NO3)2 + KCl -->
What is PbCl2 + KNO3
Calculator: The molarity of 2.5 mol NaOH dissolved in 0.5 L of water
What is 5 M or 5 mol/L
If you have the following equation: 3 A (g) + B (g) ⇌ 2 C (g) + Heat. Name three ways that will shift the equilibrium reaction to the right. ***If you name all five ways, double the points***
(Concentration) Take away C
(Concentration) Add A
(Concentration) Add B
Lower Temperature
Increase Pressure