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  2. Carbon trioxide - Wikipedia

    en.wikipedia.org/wiki/Carbon_trioxide

    The possible isomers of carbon trioxide include ones with molecular symmetry point groups C s, D 3h, and C 2v. The C 2v state, consisting of a dioxirane, has been shown to be the ground state of the molecule. [1] Carbon trioxide should not be confused with the stable carbonate ion (CO 2− 3).

  3. Carbonate - Wikipedia

    en.wikipedia.org/wiki/Carbonate

    It consists of one carbon atom surrounded by three oxygen atoms, in a trigonal planar arrangement, with D 3h molecular symmetry. It has a molecular mass of 60.01 g/mol and carries a total formal charge of −2. It is the conjugate base of the hydrogencarbonate (bicarbonate) [8] ion, HCO − 3, which is the conjugate base of H 2 CO 3, carbonic acid.

  4. Carbon suboxide - Wikipedia

    en.wikipedia.org/wiki/Carbon_suboxide

    Carbon suboxide, or tricarbon dioxide, is an organic, oxygen-containing chemical compound with formula C 3 O 2 and structure O=C=C=C=O. Its four cumulative double bonds make it a cumulene. It is one of the stable members of the series of linear oxocarbons O=C n =O, which also includes carbon dioxide (CO 2) and pentacarbon dioxide (C 5 O 2).

  5. Lewis structure - Wikipedia

    en.wikipedia.org/wiki/Lewis_structure

    [1] [2] [3] Introduced by Gilbert N. Lewis in his 1916 article The Atom and the Molecule, a Lewis structure can be drawn for any covalently bonded molecule, as well as coordination compounds. [4] Lewis structures extend the concept of the electron dot diagram by adding lines between atoms to represent shared pairs in a chemical bond.

  6. Basic copper carbonate - Wikipedia

    en.wikipedia.org/wiki/Basic_copper_carbonate

    Basic copper carbonate is a chemical compound, more properly called copper(II) carbonate hydroxide.It can be classified as a coordination polymer or a salt.It consists of copper(II) bonded to carbonate and hydroxide with formula Cu 2 (CO 3)(OH) 2.

  7. Structural formula - Wikipedia

    en.wikipedia.org/wiki/Structural_formula

    Skeletal structural formula of Vitamin B 12.Many organic molecules are too complicated to be specified by a molecular formula.. The structural formula of a chemical compound is a graphic representation of the molecular structure (determined by structural chemistry methods), showing how the atoms are connected to one another. [1]

  8. Formal charge - Wikipedia

    en.wikipedia.org/wiki/Formal_charge

    [1] [2] In simple terms, formal charge is the difference between the number of valence electrons of an atom in a neutral free state and the number assigned to that atom in a Lewis structure. When determining the best Lewis structure (or predominant resonance structure) for a molecule, the structure is chosen such that the formal charge on each ...

  9. Lewis acids and bases - Wikipedia

    en.wikipedia.org/wiki/Lewis_acids_and_bases

    BF 3 + OMe 2 → BF 3 OMe 2. Both BF 4 − and BF 3 OMe 2 are Lewis base adducts of boron trifluoride. Many adducts violate the octet rule, such as the triiodide anion: I 2 + I − → I − 3. The variability of the colors of iodine solutions reflects the variable abilities of the solvent to form adducts with the Lewis acid I 2.