stoichiometry is the study of relative quantities in substances that undergo physical or chemical changes. Learn about stoichiometry of gases, molar volume, solutions, and how to use the four-step action to calculate relative quantities in a boast or solution. diamagnetism and paramagnetism are significant concepts in understanding atomic structure. Learn about electron shape, and then learn about diamagnetism and paramagnetism and how these differ from one another. Ideal gasoline molecules do not repel or attract each other, and professionals, like engineers, who work with gases need to recognize which gases are ideal. Learn how the kinetic molecular theory helps scientists and others understand the properties of ideal gases. Learn the electronegativity definition. See an electronegativity exemplar, and discover how to find electronegativity using the right tools for measurement. Enthalpy change of a multi-step chemical reaction is Hess ‘s Law. Explore Hess ‘s Law, thermochemical equations, how to manipulate thermochemical equations, how to use Hess ‘s law to calculate the heat content change of a reaction, and how to calculate ΔH for the reaction. Using Hess ‘s Law to Calculate the Change in Enthalpy of a reaction Rocks that have changed after being exposed to heat and/or atmospheric pressure are known as metamorphic rocks. This moral defines this work and explores it by looking at influencing factors, including recrystallization, neometamorphism, and metasomatism. When department of energy is transferred during a chemical reaction, it is called heat content. Examine the changes that happen, the relationship to department of energy, inflame, and temperature, exothermic and endothermic processes, and physical and chemical changes during heat content. The quantum mechanical model of the atom, or global model, visualizes nuclei and electron orbitals similarly to planets orbiting a sunday. Learn more about the definition of the quantum mechanical model and explore an overview of how it demonstrates the electron defile and nucleus visually. The autoionization constant is used to determine the concentration of either hydroxide or hydronium ions in a solution. Explore autoionization of water, the Kw changeless, and how to determine concentrations of ions. With atoms, the effective nuclear charge refers to the net income consign experienced by an atom ‘s outermost electrons. Learn about effective nuclear charge and periodic trends. Review atoms, the periodic board, electrons, and shielding effects. The energy flush of an atom is the total of energy contained within corresponding orbitals. Explore the definition of department of energy levels, study the Bohr Model of an atom, and learn how to use an equation to calculate the energy of emit faint from transitions. What is an Energy Level of an Atom ? – definition & equation Electrons conversion between energy levels using spectral lines constantly. In this moral, honkytonk into transitions and photons, spectrum, a stairway case, and hydrogen atoms.
atomic spectrum : definition, Absorption & Emission
Despite people often describing something colored as containing every coloring material of the rainbow, they are actually missing quite a few colors on the atomic spectrum. Learn the definition of the atomic spectrum, the function of discharge spectrum. and the role assimilation spectrum play in the visibility of colors like those seen in a rainbow .
Phase Diagrams : critical distributor point, Triple Point and Phase Equilibrium Boundaries
Discover what a phase diagram is and how it graphs a meaning ‘s states of matter using temperature and coerce. Learn how to define and locate phase chemical equilibrium lines, triple points, critical points, and supercritical fluids on phase diagrams .
What is an electrochemical Cell ? – structure & Uses
electrochemical cells are devices with many utilitarian applications that employ the principles of electrochemistry to generate an electric electric potential between electrodes. In this moral, we ‘ll learn how they ‘re put together and how we use them .
Octet Rule & Lewis Structure of Atoms
What is the octet rule ? Learn the definition of octet predominate and Lewis structure. See the rules for drawing Lewis social organization and its addiction on the periodic mesa .