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  2. Loona 1/3 - Wikipedia

    en.wikipedia.org/wiki/Loona_1/3

    Loona 1/3 (commonly stylized in all caps or LOOΠΔ 1/3) is the first sub-unit of South Korean girl group Loona, formed through a pre-debut project titled "Girl of the Month". The unit consists of four members: HeeJin, HyunJin, HaSeul, and ViVi. They debuted on March 13, 2017, with the extended play Love & Live.

  3. Sigmatropic reaction - Wikipedia

    en.wikipedia.org/wiki/Sigmatropic_reaction

    An odd number is an indication of the involvement of a charged C atom or of a heteroatom lone pair replacing a CC double bond. Thus, [1,5] and [3,3] shifts become [1,4] and [2,3] shifts with heteroatoms, while preserving symmetry considerations. Hydrogens are omitted in the third example for clarity.

  4. 1,3-dipole - Wikipedia

    en.wikipedia.org/wiki/1,3-dipole

    They are reactants in 1,3-dipolar cycloadditions. [1] [2] The dipole has at least one resonance structure with positive and negative charges having a 1,3 relationship which can generally be denoted as + a−b−c −, where a may be a carbon, oxygen or nitrogen, b may be nitrogen or oxygen, and c may be a carbon, oxygen or nitrogen. [3]

  5. 1-Chloro-3,3,3-trifluoropropene - Wikipedia

    en.wikipedia.org/wiki/1-Chloro-3,3,3...

    1-Chloro-3,3,3-trifluoropropene (HFO-1233zd) is the unsaturated chlorofluorocarbon with the formula HClC=C(H)CF 3. The compound exists as E- ( cis- ) and Z- ( trans- ) isomers. The trans- isomer of this colorless gas is of interest as a more environmentally friendly (lower GWP; global warming potential) refrigerant in air conditioners. [ 1 ]

  6. 1,3,3,3-Tetrafluoropropene - Wikipedia

    en.wikipedia.org/wiki/1,3,3,3-Tetrafluoropropene

    −16 °c (3 °f; 257 k) [1] Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

  7. Glossary of mathematical symbols - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_mathematical...

    1. Denotes subtraction and is read as minus; for example, 3 – 2. 2. Denotes the additive inverse and is read as minus, the negative of, or the opposite of; for example, –2. 3. Also used in place of \ for denoting the set-theoretic complement; see \ in § Set theory. × (multiplication sign) 1.

  8. 1-2-3 - Wikipedia

    en.wikipedia.org/wiki/1-2-3

    1,2,3, a band from Pittsburgh later reformed as Animal Scream 1-2-3, a band from Edinburgh later known as Clouds One, Two, Three, a 1980s electronic disco group produced by Bobby Orlando

  9. Structure relocation - Wikipedia

    en.wikipedia.org/wiki/Structure_relocation

    There are several reasons why a structure may be moved. For example, a redevelopment, such as urban regeneration, could cause a relocation.The buyer of a building may wish to move it to a new location, or the owner might sell the land that the building is on while keeping the building.