What types of atoms typically form covalent bonds?What is a double bond? (a) Two covalent bonds between an adjacent atom in a molecule (b) Two covalent bonds between an adjacent molecule (c) A total of two covalent bonds in a molecule (d) A...
Is water an ionic or covalent bond? What bond is formed when electrons are shared between atoms? What is the valency of hydrogen? How many hydrogen bonds can ethanol form? Why are hydrogen bonds weak? How many water molecules can hydrogen bond to methanol?
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1.What type of attraction exists between PF3 molecules?a) H-bonds b) Dispersion c) Dipole-Dipole d) Ionic2.What is the shape of the CS2 molecule?a) Linear b) Tetrahedral c) Bent d) Trigonal Pyramidal3.What type of attraction exists between CS2 molecules?a) H-bonds b) Dispersion c)...
Metals do not use covalent bonds and are not considered molecules. Instead, they form metallic bonds where the free valence electrons are shared between all the various atoms in delocalized electron clouds. The electrons are free to move throughout the entire structure instead of being localized. ...
covalently bonded to one another. Each hydrogen atom shares one electron with the carbon atom. Methane (CH4), water (H2O), carbon chloride (CCl4), ammonia (NH3) and countless other covalent compounds are considered both molecules and compounds, since they only rely on molecular bonds to form....
Therefore, for measuring dipole moments of molecular bonds, a unit calledDebye (D)is used (1D=3.33564×10−30C·m). On an atomic level, dipoles occur due to non-uniform charge distribution. Consider an atom with a sea of electrons revolving around the central protons in fixed orbits but...
when many hydrogen bonds can form between two molecules (or parts of the same molecule), the resulting union can be sufficiently strong as to be quite stable. The length of the hydrogen bond varies slightly, depending on what the electronegative atom is. In water, the length is generally acc...
Nonpolar molecules do not dissolve easily in water. They are described as hydrophobic, or water fearing. When put into polar environments, such as water, nonpolar molecules stick together and form a tight membrane, preventing water from surrounding the molecule. Water's hydrogen bonds create an en...
Chemical bonds are formed when you mix the PVA glue and slime activator together. Slime activators (borax, saline solution, or liquid starch) change the position of the molecules in the glue in a process called cross-linking! A chemical reaction occurs between the glue and the borate ions, ...