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Expanded Octet Practice 

Old School Chemistry
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21 окт 2024

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Комментарии : 30   
@mohameddawodallajabo9545
@mohameddawodallajabo9545 3 года назад
I have watch the ''expansion of the octet'' then this video; honestly i am more than ready. feel like a primer now 😊 your doing a great staff thank you!! keep creating well done.
@OldSchoolChemistry
@OldSchoolChemistry 3 года назад
Hi Mohamed, great! I hope your class goes well😊
@dhruvpatel5082
@dhruvpatel5082 2 года назад
Thank you so much, this video really really helped, I was never getting the concept of expanded octet but I finally get it now:)
@OldSchoolChemistry
@OldSchoolChemistry 2 года назад
Hi Dhruv, That makes me so happy! Wonderful:) I hope the rest of your class goes well!
@AHMEDAli-rt7wy
@AHMEDAli-rt7wy 3 года назад
after watching this video I feel confidence
@OldSchoolChemistry
@OldSchoolChemistry 3 года назад
Ahmed, I am so glad. I hope your class goes well!!
@AHMEDAli-rt7wy
@AHMEDAli-rt7wy 3 года назад
@@OldSchoolChemistry dear. do you have any video about VSEPR Theory please answer me?
@OldSchoolChemistry
@OldSchoolChemistry 3 года назад
@@AHMEDAli-rt7wy Yes! Here is a link to my Bonding Playlist that has several VSEPR videos. Begin with VSEPR Practice 2-4 Electron Domains. Thanks! ru-vid.com/group/PL0xN_H1gE3VcZU8nlJodMXhOuXoR5kX26
@mpverma3649
@mpverma3649 3 года назад
Good👍 mast video
@OldSchoolChemistry
@OldSchoolChemistry 3 года назад
@@mpverma3649 Thank you. I hope your class goes well:)
@Aa-fk8jg
@Aa-fk8jg 4 года назад
You are great
@revajalanjalan7959
@revajalanjalan7959 2 года назад
Ma'am could we do coordinate bonding in PF5 case
@OldSchoolChemistry
@OldSchoolChemistry 2 года назад
No, because F has 7 valence electrons. Adding 2 electrons from a coordinate covalent bond would give it a total of 9 electrons. Thanks got your question Revajalan!
@revajalanjalan7959
@revajalanjalan7959 2 года назад
@@OldSchoolChemistry ​ OK Ma'am Thank you :) One last thing - IN COORDINATE BOND 2 ELECTRONS ARE DONATED, RIGHT? Ma'am the thing is that I am a little curious grade 10th student and we don't have this in our syllabus. But u know CURIOUS MIND, always back of learning something new. I want to say that your teaching is just so smooth.I really love the way u explain things, I am able to understand it very well now. Loads of Thank you to u 😊❤
@OldSchoolChemistry
@OldSchoolChemistry 2 года назад
@@revajalanjalan7959 Yes! That is correct that one atom donates 2 electrons in the coordinate covalent bond. I am glad you are curious. Well done!
@dinakhaled7491
@dinakhaled7491 2 месяца назад
Why xenon reacts and forms compounds although it’s a noble gas?
@OldSchoolChemistry
@OldSchoolChemistry 2 месяца назад
Hi Dinakhaled, Here is a great explanation from Google. Thank you for your question:) www.google.com/search?q=why+does+xenon+form+compounds+if+it+has+a+full+octet&rlz=1C1GCEA_enUS1005US1005&oq=why+does+xenon+form+compounds+if+it+has+a+full+octet&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQIRigATIHCAIQIRirAjIHCAMQIRirAtIBCTE0OTgyajBqN6gCALACAA&sourceid=chrome&ie=UTF-8
@eriknelson2559
@eriknelson2559 6 месяцев назад
If SiO2 can form a network covalent structure (Quartz crystal), could XeF2 possibly form a network covalent structure (perhaps by expanding the Xe to 12 electrons) ?
@OldSchoolChemistry
@OldSchoolChemistry 6 месяцев назад
Hi Erik, I don't know. Quartz is a linear molecular and electron geometry. XeF2 molecular linear but with trigonal bipyramidal electron geometry. I don't know if that would make a difference (5 electron domains and 10 electrons around the central atom). This is outside of my wheelhouse. It is good to ask these questions though! Thanks:)
@eriknelson2559
@eriknelson2559 5 месяцев назад
@@OldSchoolChemistry TYVM! You obviously understand your valence electrons, perhaps you could take the time explain what makes diamond unstable at standard conditions? Some kind of repulsion? Nucleus-nucleus (protons vs. protons) repulsion? And/or core (1s) electrons vs. core (1s) electrons bumping into each other, from either end of the bond? Is there any way that could tell us, what would happen, if you managed to create a diamond-like structured material, from (say) B- or N+ ions?
@OldSchoolChemistry
@OldSchoolChemistry 5 месяцев назад
@@eriknelson2559 Hi Erik, I wish I could be more helpful. I recommend you visit a material science professor. They would love to visit with you. I hope it goes well! Thanks:)
@gemarmalapira7485
@gemarmalapira7485 2 года назад
What about for example WCl4? Thanks
@OldSchoolChemistry
@OldSchoolChemistry 2 года назад
Hi Gemar, W is a metal so it will do ionic bonding, not covalent bonding with a Lewis dot structure. Thanks!
@gemarmalapira7485
@gemarmalapira7485 2 года назад
@@OldSchoolChemistry thanks With that, W has 2 valence electrons but it can expand its octet, so it can give 4 valence electrons to 4 atoms of Cl?
@OldSchoolChemistry
@OldSchoolChemistry 2 года назад
@@gemarmalapira7485 In reality every bond is a mixture of both a covalent and ionic bond (with varying degrees of each). You do not need to know that in a first year gen chem class. At this level of chemistry place metal + nonmetal compounds in the ionic category. In this the metal loses electrons to become a cation and a nonmetal gains electrons to become an anion. The cation and anion then form a bond through electrostatic forces. I hope that helps!
@IlIlllIlll
@IlIlllIlll 2 года назад
Oh man I'm in 9th grade and thought, that I knew everything, then I find out, there is coordinate bonding... When will I need this?
@OldSchoolChemistry
@OldSchoolChemistry 2 года назад
With expanded octet😊
@IlIlllIlll
@IlIlllIlll 2 года назад
@@OldSchoolChemistry I meant in which grade😅
@OldSchoolChemistry
@OldSchoolChemistry 2 года назад
Most likely 11th grade 😉
@IlIlllIlll
@IlIlllIlll 3 месяца назад
💀
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