Phoenix 2.0: Chemistry Most Important Video for NEET 2025 | Unacademy NEET Toppers | #NEET

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1. Hydrogen: +1 (except when bonded to metals in binary compounds, where it's -1)
2. Helium: 0
3. Lithium: +1
4. Beryllium: +2
5. Boron: +3
6. Carbon: -4, +2, +4 (depending on the compound)
7. Nitrogen: -3, +3, +5 (depending on the compound)
8. Oxygen: -2 (except in peroxides where it's -1)
9. Fluorine: -1
10. Neon: 0

11. Sodium: +1
12. Magnesium: +2
13. Aluminum: +3
14. Silicon: -4, +4
15. Phosphorus: -3, +3, +5 (depending on the compound)
16. Sulfur: -2, +4, +6 (depending on the compound)
17. Chlorine: -1, +1, +3, +5, +7 (depending on the compound)
18. Argon: 0

19. Potassium: +1
20. Calcium: +2

aniksingh
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1:26 (Mistake) Hydrogen is more electronegative than Sodium, because the radius of the sodium is more than the hydrogen and by coulomb's law the force in inversely proportion to the sq. the radius of the atom.

rohitkashyap
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1:25 electronegativity of Na < H or Na > H ??

pallavi_dl
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Sir aap itna achha padate ho aapke liye ek Kavita plz 🙏padlena khudse banai he mene my own words
Guru vo hai jo khud Suraj sa tapkar heeron sa hame chamkae
Hum kahi kisi mukam pe thak bhi jae
Par hame nikharne ke mehenat se khud palak bhi na japkae
He guru aapko tho Devta ka stan mila
Khushnasib hai hum shishay jinhe aapse sikhne ka vardan mila hai
Thank you so much sir 😇

sanskritigaikwad
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Best revision series for chemistry ❤❤❤

aisha
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Plz sir daily upload kr dia kijiye ye safalta series ki
Sir baki apke liye appreciation hi appreciation hain ❣️
Ap hr tarike se hmare selection ki koshish m lge hue h😊😊 Thnq very much sir 💖
Sir doctor bn k sbse phli salary apke nam 😅😅

ayeshapraveen
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Thank you so much sir
Aaj hi solutions ko dusri baar dekhte vaqt soch rhi thi kash aap next redox ka video laye aur jaise aapne sun li meri❤❤❤❤❤

pallavitiwari
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Thankyou sir ....in videos ka bohot intezaar rehta hai sir!!

stayfocused
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Sir please one video on all reagents in organic in your personal chill style 🌝🤗

harmankumar
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Range of ox no.

Min :- valence electron minus 8
Max :- valence electron

eyedkira
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Excellent revision for chemistry in rapid time
Thankyou sir

devkipareek
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Tqq for this series sir 💖💖💖
One of the best series for revision ❤️❤️❤️

neharanjan
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Sir plzz organic chem k short notes send kr dijiye r metullargy ka bhi .
Sir plz jldi kr dijiye
N thank you so much sir for being the best mentor ❤😊

agrimapatel
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thank you so much sir.... 3rd chapter done with this safalta series...#ZIDDHAI❤‍🔥❤‍🔥

medicoxprat
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Amazing 👏🏻 video nd perfect for revision

anamikayadav
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Super duper fabulous revision session 🌟🌟
Thank you so much sir for giving this wonderful session 💕💕
#spartanarmy
#ziddhai

Aarizqureshi
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Thank you so much sir❤ please continue this series..🙏it is very helpful for us...

__aditieee__
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Sir maine appko thora late Jana but literally app best ho yarr ...
Matlab mujhe solution samajh hi nahi aati thi but appka lec dekh k samajh gayi akdam


Lot's of love from Bengal ❤❤❤❤

sweetdevil
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Tomorrow's my exam..n after seeing this video, I'm happy as I completed redox chapter. Thankuh sir ❤

vidhyaverma
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Thank you so much sir, this is really very helpful ❤

sangeetagupta