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Identify the major intermolecular forces between each of the following atoms or molecules:

a. He
b. HBr
c. SnH4
d. CH3-CH2-CH2-OH

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https://en.wikipedia.org/wiki/Intermolecular_force

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Did you know that intermolecular forces are the attractive forces that exist between molecules or atoms? They play a crucial role in determining the physical properties of substances. Let's identify the major intermolecular forces for each atom or molecule mentioned: a. He: As a noble gas, helium exists as individual atoms and experiences only weak dispersion forces, the temporary fluctuations of electron distribution that cause temporary dipoles. b. HBr: Hydrogen bromide is a polar molecule, consisting of a hydrogen atom bonded to a bromine atom. It exhibits dipole-dipole interactions, where the positively charged hydrogen atom attracts the negatively charged bromine atom of another molecule. c. SnH4: Tin tetrahydride contains tin and hydrogen atoms. It is a non-polar molecule and experiences only weak dispersion forces due to temporary electron fluctuations. d. CH3-CH2-CH2-OH: This molecule is called 1-propanol and is made of carbon, hydrogen, and oxygen atoms. It is polar due to the presence of the hydroxyl (-OH) group, resulting in strong dipole-dipole interactions between molecules. Understanding intermolecular forces is essential in various scientific fields, including chemistry and materials science, as they determine phenomena such as boiling points, solubility, and phase changes.