Dipoles Study guides, Study notes & Summaries

the chemical reaction that breaks down all the major macro-molecules Hydrolysis What is the strongest type of INTER-molecular bonds? Hydrogen bonds are the strongest intermolecular bonds.... diople-dipole bonds are weaker. . . Vander wall bonds are the weakest. Brainpower Read More 0:00 / 0:15 Why is water a liquid at high temperatures? Hydrogen bonding bonds the water molocules closer together. What is an ampipathic molecule? give an Example. A molecule with both ...

Electronegativity A measure of the force of an atom's attraction for the electrons it shares in a chemical bond with another atom -increases from left to right -increases from bottom to top Covalent bond Forms when electron pairs are shared between two atoms whose difference in electronegativity is 1.9 or less Polar covalent bond The more electronegative atom has a partial negative charge, indicated by the 8- The less electronegative atom has a partial positive charge, indicated by the ...

What is the difference in the properties of a solid, liquid, or gas reflect the strengths of the attractive forces between the molecules that make up each phase? - ANSWERintermolecular forces What are the examples of intermolecular forces? - ANSWERdispersion, dipole-dipole, hydrogen bonding Dipole-dipole interactions are attractive forces that act between ______ molecules. - ANSWERpolar Polar molecules have permanent dipoles. The positive end of one permanent dipole is attracted to the ...

CLTM Practice Question and answers 100% correct 2024 An artifact that can mimic frontal slowing, even with eye lead monitors in place is _____. - correct answer Gloss kinetic (GKP) MRI became a diagnostic tool in _____ - correct answer 1980's Short massive tonic contraction in young children or infants - correct answer 1980's Mvts that imitate natural mvts but are involuntary - correct answer Complex Motor Sudden shock like muscle jerks - correct answer Myoclonic Repetitive rapi...

Chemistry definition : Study of structure, properties, transformations of matter Matter : Anything that has mass + takes up space Phases: solid, liquid, gas Condensed phases = solids + liquids Intermolecular Forces (IMF) : = Interactions between molecules/atoms/ions Solution : = Homogenous mixtures of 2+ pure substances In a solution, the solute is dispersed uniformly throughout the solvent - Solute = compound(s) in lesser amount - Solvent = compound in greater amount 2 | P a g e E...

Material Properties - Answer 1. Mechanical and Physical 2. Thermal 3. Electrical 4. Optical 5. Magnetic 6. Deteriorative (chemical eg corrosion) Metals Types and Properties - Answer metallic bonding--> sea of electrons -strong, ductile -high thermal & electrical conductivity -opaque, reflective Polymers/Plastics Types & Properties - Answer Covalent bonding--> sharing of electrons -soft, ductile, low strength, low density -thermal & electrical insulators -optically transluc...

Chem 210, Exam 5 (Final), Patell Questions & AnWhat is the difference in the properties of a solid, liquid, or gas reflect the strengths of the attractive forces between the molecules that make up each phase? - ANSWERintermolecular forces What are the examples of intermolecular forces? - ANSWERdispersion, dipole-dipole, hydrogen bonding Dipole-dipole interactions are attractive forces that act between ______ molecules. - ANSWERpolar Polar molecules have permanent dipoles. The positive e...

Weakest forces, exist in all substances, only force in non-polar substances, form temporary dipoles correct answers London or Dispersion forces Dispersion forces ____ with increasing molar mass correct answers increase Stronger than dispersion forces, only present in polar substances, attraction between oppositely charges ends of polar molecules correct answers Dipole-dipole forces Dipole-dipole forces ____ with increasing molar mass correct answers increase Very strong dipole force,...

Chemistry A Level Edexcel 2023 Exam Questions And Complete Solutions Mass spectrometry - ANSWER using lasers to ionise atoms into cations, then measure the abundance and mass using their mass-to-charge ratios Mass to charge ratio - ANSWER the mass of an ion divided by its charge (usually +1 in mass spectrometry) units: m/z relative atomic mass - ANSWER the average mass of an atom of an element relative to 1/12 of an atom of the isotope C-12 relative isotopic mass - ANSW...

CHEM 1035 Final Exam Study Guide Weakest forces, exist in all substances, only force in non-polar substances, form temporary dipoles - Answer<>London or Dispersion forces Dispersion forces ____ with increasing molar mass - Answer<>increase Stronger than dispersion forces, only present in polar substances, attraction between oppositely charges ends of polar molecules - Answer<>Dipole-dipole forces Dipole-dipole forces ____ with increasing molar mass - Answer<>incre...