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What type of bond is found in all biological macromolecules?
depends on the macromolecule. the broad category would be "covalent bonds" ... but there are sort of subcategories... like, proteins are joined with peptide bonds (which occur through dehydrogenation - removal of a water molecule) protein folding is also a function of hydrogen bonding. long chain polycarbons are just covalently bound (carbon-carbon bonds) could be double or single bonds depending on degree of saturation
What are the reasons for polarity?
Polarity in molecules is caused by differences in electronegativity between atoms, resulting in an unequal sharing of electrons. This can occur due to the presence of polar bonds, such as between atoms with different electronegativities. Additionally, molecular geometry can also lead to polarity if the overall structure of the molecule is asymmetrical.
What role does energy play in the synthesis of complex molecules?
Energy plays a crucial role in the synthesis of complex molecules by providing the necessary power for chemical reactions to occur. These reactions require energy to break and form bonds between atoms, allowing for the creation of larger and more intricate molecules.
What is an atomic bond?
Atoms: atoms are the elements that cannot be futher divided by chemcal means. They are undivisible and cannot be broken down. They consist of electrons in their oribital shells, protons and neutrons in the nucleus. Atoms are arranged by atomic number on the periodic table of elements. Bonding: Bonding is when two or more atoms are bonded together by electrons to fulfill each other's outer valence shell to become a stable compound/molecule. :)
Electron sharing produces what?
Electron sharing produces covalent bonds, where atoms share electrons to achieve a stable configuration. This sharing allows atoms to fill their outer electron shells and lower their overall energy. Covalent bonds are strong and stable, contributing to the formation of molecules and compounds.
Where do hydrogen bonds occur in biological molecules?
Hydrogen bonds occur between hydrogen atoms and electronegative atoms like oxygen or nitrogen in biological molecules such as DNA, proteins, and water.
How many bonds occur between two halogen atoms such as Cl2?
one
What type of bonding do lipids have?
The type of chemical bonds for lipids are nonpolar C-H bonds. The actual bonds that attach the fatty acids to the glycerol are refered to as ester linkages
What type of bond is in a lipid?
Nonpolar CH bonds. Ester linkages occur.
Covalent bonds are formed between what types of elements or atoms?
Covalent bonds tend to occur between two Non- Metals.
What are some properties of covalent bonds?
Covalent bonds result from the sharing of electrons between atoms, creating a strong bond. They typically occur between nonmetals. Covalent bonds can be polar or nonpolar, depending on the electronegativity difference between the atoms involved.
How do you tell if a bond is covalent?
A bond is covalent if electrons are shared between atoms to form a stable molecule. Covalent bonds typically occur between nonmetals and involve the sharing of electrons to achieve a full outer electron shell. Characteristics of covalent bonds include the formation of molecules, low melting and boiling points, and poor electrical conductivity.
What happens to bonds between atoms when chemical change occur?
An atom can gain, lose, or share.
What is it called when changes occur when bonds form between atoms?
A chemical reaction, a chemical change.
Covalent bonds usually occur between atoms that have and?
Two atoms will form a covalent bond by the sharing of the valence electrons if the electronegativity difference between the two atoms is below 1.7
Which of the following statements most accurately describes the difference between ionic bond and covalent bond?
An ionic bond is formed by the transfer of electrons from one atom to another, resulting in the attraction between oppositely charged ions. A covalent bond is formed by the sharing of electrons between atoms. Ionic bonds typically occur between metals and non-metals, while covalent bonds usually occur between non-metal atoms.
Nonpolar bonds show what electronegativity difference between atoms?
Nonpolar bonds occur when the electronegativity difference between atoms is less than 0.5. Electronegativity measures an atom's ability to attract electrons in a chemical bond. In nonpolar covalent bonds, atoms have similar electronegativities, resulting in equal sharing of electrons.
