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Moving a rig from the location of a lost or completed hole preparatory to starting a new one. In skidding the rig, the move is accomplished with little or no dismantling of ...

құрылыс

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The constitution of a molecular entity is the description of the identity and connectivity (including corresponding bond multiplicities) of the atoms in a molecular entity ...

молекулярлық объект

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A molecular entity is any constitutionally or isotopically distinct atom, molecule, radical, complex, conformer etc., identifiable as a separately distinguishable entity.

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A chemical species is an ensemble of chemically identical molecular entities (on the time scale of the observation).

алмастырғыш атом

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A substituent is an atom or group of bonded atoms that can be considered to have replaced a hydrogen atom (or two hydrogen atoms in the special case of bivalent groups) in a ...

лиганд

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Ligands are atoms or groups bound to a "central atom" in a polyatomic molecular entity. The term is generally used in connection with metallic "central atoms".

байланыс жылжуы

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A bond migration is the movement of a bond to a new position within the same molecular entity during the course of a molecular rearrangement.

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Галузь/тема: Festivals Category: Halloween

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Also known as All Hallow's Eve, Halloween is an annual holiday celebrated on October 31st in America, Canada, and the UK. It is supposedly the one day ...