![PCl5 is highly unstable and in solid state it exists as into [PCl4]+ and [PCl6]- ions. The geometry of [PCl6]- is](https://www.gkseries.com/blog/wp-content/uploads/2022/04/PCl5-is-highly-unstable-and-in-solid-state-it-exists-as-into-PCl4-and-PCl6-ions.-The-geometry-of-PCl6-is.png)
Q. PCl5 is highly unstable and in solid state it exists as into [PCl4]+ and [PCl6]- ions. The geometry of [PCl6]- is
- octahedral
- tetrahedral
- square pyramidal
- square planar
Answer: octahedral
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![PCl5 is highly unstable and in solid state it exists as into [PCl4]+ and [PCl6]- ions. The geometry of [PCl6]- is](https://www.gkseries.com/blog/wp-content/uploads/thumbs_dir/Which-of-the-following-species-has-maximum-number-of-lone-pair-of-electrons-on-the-central-atom--pn7184ddq91orfjqtf05wjied7hpcx9v8umts5uiws.png)
![PCl5 is highly unstable and in solid state it exists as into [PCl4]+ and [PCl6]- ions. The geometry of [PCl6]- is](https://www.gkseries.com/blog/wp-content/uploads/thumbs_dir/In-an-octahedral-structure-the-pair-of-d-orbitals-involved-in-d2sp3-hybridisation-is-pn71bdv7gjij2ot2rbsj27v0mdel338bd06irr0bb0.png)
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