सर, मेरे पिता श्री एक किसान है और वो आपका वीडियो देख कर के हमको पढ़ाते है और JEE का previous year question भी अच्छी टाइम् में बन जाती है Dad's love 💕 💕❤️❤️ From Bihar
Sir I m a teacher . Ialway watch your videos before teaching the students .main thing is that you don't waste time in unnecessary gossip ND explaining methodlogy is too good .My students now like this subject.Thank you Sir.
Before any great things are accomplished, a memorable change must be made in the system of education…to raise the lower ranks of society nearer to the higher.all concepts clear sir.❤️ye itna easy tha mujhe to pta hi nhi tha .🙏🙏 thanks for your dedication and hard work and👌👌👌👌👌❤️
Thank u so much sir ang guyes i want 2 tell u that main khud ak coaching main padhati hu phir bhi sir ka video jarur dekhati kyuki jo hm class me padhate hain vo saari cheeje sir padhate hain..... guyes trust me sir koi bhi topic skip nahi karte hain...it is india' best you tube channel for chemestry ... i feel ki main class me baith ke padhati huu... thank u so much sir ..☺👌👌👌👍👍👍👍i relly apreciate u
@@VinayKumar-re8pr no f centre is not face centre, its *Farbe centre* also called *colour centre* because they are responsible for colour of the material. F centre is hole occupied by electrons to maintain electric neutrality.
A plane wavefront is incident at an angle of incidence i on a reflecting surface. Draw a diagram showing incident wavefront, reflected wavefront and verify the laws of reflection. Draw the ray diagram showing the image formation and deduce the relationship between the object distance and the image distance in terms of n1, n2 and R. 5+5 (b) When the image formed above acts as a virtual object for a concave spherical surface separating the medium n2 from n2 (n2 > n1), draw this ray diagram and write the similar [similar to (a)] relation. Hence obtain the expression for the lens maker’s formula.
Sir in interstitial cation section how can we say that the paramagnetic behaviour increases since the number of electrons that are entering the crystal is paired!!!
Thank You Sir... Complete ho gaya ye bhi lecture now i am doing practice and rivision of it... & P-block element also... Thank You So Much Sir for All Your Efforts...For Us....😊 I Love Chemistry Because of You sir....You Are Really very Bestttt Sir.....😍😄
@@user-hn3df7tl9j bhai hm v ashiyana more me passport office k paas rhte hain. Aur hm v 12th me hain. Wo meri cousin hai, usko jyada baat krna pasand nhi hai
Very most tq sir vdeo Dekh electro solid state chemical kinetics y ajj MERI prblm iski finally solve ho gyi Jo m Kisi se Puch nhi pata tha ajj vo solve ho gyi ........🙏🙏🙏🙏🙏🙏🙏
Chemistry k tution ki tho jrurat hi nahi agar Arvind Arora Sir with us . Thanks sir , u are the best Teacher 👍👍👍 But I request you sir ki aap humma physics bhi karwa do sir plz P or M ka samaj me nahi aata kishe ka Aab tho mera favourite subject chemistry ho gaya hai because of u sir , so again Thank you sir
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Ok
No CLG no tution when arvind sir is available ...thanks a lot sirr .....
CLG means???
@@ankitmehta7167 collage i think
@@farhanahmad7720 But 12th me college ka kya kaam ?? 😁😁
@@ankitmehta7167 mere bhai kisi kisi state main after 10th collage start ho jata hai
@@farhanahmad7720 Accha aisa h kya pata nahi tha thanks 👍👍
5:55 type of non stoichiometric defects
14:26 metal excess anion
19:02 metal excess cation
29:37 metal deficiency
सर, मेरे पिता श्री एक किसान है और वो आपका वीडियो देख कर के हमको पढ़ाते है और JEE का previous year question भी अच्छी टाइम् में बन जाती है
Dad's love 💕 💕❤️❤️
From Bihar
Sir you have corrected my all defects in chemistry
Thank you sir 👍💕💕
Aap ka kitna no aaya tha chemistry mee
Can you please 🙏🙏clear my doubt😭😭😭
8:22 whyyy?? Na get convert into Na+ +1e-
@@pawan.vats.16 cause metals donate electron
Sir I m a teacher . Ialway watch your videos before teaching the students .main thing is that you don't waste time in unnecessary gossip ND explaining methodlogy is too good .My students now like this subject.Thank you Sir.
But now he does gossip 😂
😅🤣🤣🤣
Quality education
A*2 ZINDABAD,, finally
Solid state is finished from my side
Thanks sir ji 🙏🙏 😊
@DYNAMITE Army it's butter time 💜
@@Serendipity-ht2qg yeah🥳🤪..#army
My bias vkook🥰
Gods of chemistry : Arvind sir and Alak pandey sirs ... it’s only becoz of u teachers my chem has been stronger .. thank you so much Sir .... 🙏🏻🙏🏻🥰
Right
true bruh
@@Sunflower-xh3qx armyyyyy...trueeee
I'm an army tooo
@@sbmmallikarjuna2642 woah we are everywhere spreading true love n peace, fighting for our 7 boys
Best teacher to explain 3d in 2d board
Before any great things are accomplished, a memorable change must be made in the system of education…to raise the lower ranks of society nearer to the higher.all concepts clear sir.❤️ye itna easy tha mujhe to pta hi nhi tha .🙏🙏 thanks for your dedication and hard work and👌👌👌👌👌❤️
Sir aap ne to mind ko hi badal diya abto mind apne aap chalne laga ha jab se aapka lecture start Kiya ha THANKS
Thank u sir u r amazing ND 💯💯 ur 🔥🔥 way of teaching is awesome 🙌👏👏🙌🙌
सर तुमची शिकवण्याची पद्धत खूप सोपी आहे. 👏👏🙏🙏🙏🙏🙏👌👌👌👌👌👌👌👌👌
Hoo sir khup chaan shikvtat
For needy student it is so helpful .this is a noble profession.
Thank u so much sir ang guyes i want 2 tell u that main khud ak coaching main padhati hu phir bhi sir ka video jarur dekhati kyuki jo hm class me padhate hain vo saari cheeje sir padhate hain..... guyes trust me sir koi bhi topic skip nahi karte hain...it is india' best you tube channel for chemestry ... i feel ki main class me baith ke padhati huu... thank u so much sir ..☺👌👌👌👍👍👍👍i relly apreciate u
Same here
Same here.. Awesome explaination
GOD OF CHEMISTRY 🔥❤
Arvind sir thank you so much
Mujhe aj tk kisi lecture ki itni achi tarah smjh ni Ai jitni ap k lecture ki Ai he....Thanks alot sir I'm student from Pakistan
We all are with you in coching mukt bharat ...Thanku so much
I impressed your teaching techniques
You cleared my all concepts in this topic
Specific topic pdhne ke liye aapke old videos awesome hai❤️
Thanks so much sir .thank you so much MADE EJEE CHEMISTRY for continuously helping us ....ARVIND SIR ur strategies and methods are awesome
Masha Allah sir aap ne bht achche se samjhaya is ke liye tahe dil se shukriya 😀😀😀 my all concept is clear finally 😘😘
Have never seen such a great explaination
Thanks for this amazing lecture
Thankyou sir... Ap k videos bhut hi jyda helpfull hote h hmare liye..... Ap bhut achhe se smjhate h.
amazing lecture really chemistry made easy.....
Sir ye f centre ka kya matlab hai
@@kshitizsharma6366 face centred
@@VinayKumar-re8pr no f centre is not face centre, its *Farbe centre* also called *colour centre* because they are responsible for colour of the material.
F centre is hole occupied by electrons to maintain electric neutrality.
@@kshitizsharma6366 see from 9:20
@@aayushh what happens bro
A plane wavefront is incident at an angle of incidence i on a reflecting surface. Draw a diagram showing incident wavefront, reflected wavefront and verify the laws of reflection.
Draw the ray diagram showing the image formation and deduce the relationship between the object distance and the image distance in terms of n1, n2 and R. 5+5
(b) When the image formed above acts as a virtual object for a concave spherical surface separating the medium n2 from n2 (n2 > n1), draw this ray diagram and write the similar [similar to (a)] relation. Hence obtain the expression for the lens maker’s formula.
Great sir...
The perfect explanation of these topic
🙂🙂🙂
Thank you very much sir 😊🙏 good evening 🙏🙏
starting of the day from chemistry...!!
#WANNABEYOURBESTREFLECTION
#PERFECTMENTOR
#INSPIRATIONMINE
Yo 2 years ago means 2 years older than me but i manage ....... Miss strange 💞
@@je_oo_dee yo you are of my age
Sir I am really appreciated to ur hardwork as u do for the students and make them each topic understand .thanks sir a lot
Sir mujhe pehle ye smjh ni aata tha par aaj apse pda ek dm bht achhe se smjh aaya sir thanku so much sir aap bht jada achha pdate h
Thanks for your time and effortssssss sirrrrrrrrrrrr 🔥🔥🔥
Great Explanation.....it has cleared all my doubts....thank u vedantu
It was an amazing lecture thanks sir 🙏🙏
Very nice sir... Agr apka video nhi dekhti to ye topic kbhi clear nhi hota... All thanks to u sir🙏🙏😍
Yes.
Sir bohot hi achha padhate h
Thank you so much sir for your efforts
In search of proper teaching I found you 😊😊 Thank you so much sir for your precious support 😊
U r best teacher of chemistry in my life
You are best teacher in vedantu ❤️ I am happy 😊 take your class regular 🙂🙂🙂🙂🙂 thanks your thank you thank you so much sir ❤️❤️❤️❤️❤️
You taught so well sir thank you
Sir ka baar baar bolna ....Bht impp hh ....👍👍
Sir u r the best .. thanks a lot for this video ❤️
Far far better than our coaching tutors 😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭
Thank you sir
#coachingfreeindia
COMPLETED HOMEWORK AND LECTURE SIR.
THANK YOU VERY MUCH SIR FOR YOUR EFFORTS FOR US ❤❤👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍
How will ZnO show interstitial thing. Oxygen is smaller than Zn. In such a case, oxygen should fit in interstitial site, right?
Thanks sir😇.
Mere 2_3 lecture miss ho gae the sir but aaj mene sare cover k notes b bna Liya h.. muje sb smjh aagya h.👏✌✌🙏
Thanks sir... 👈 👈 👈 upload continue videos...
Ekdum clear krdala sir mera concept aapne . Hats off to you
Sir in interstitial cation section how can we say that the paramagnetic behaviour increases since the number of electrons that are entering the crystal is paired!!!
Paramagnetic behaviour increases due to increase in free electrons
Thank You Sir...
Complete ho gaya ye bhi lecture now i am doing practice and rivision of it...
& P-block element also...
Thank You So Much Sir for All Your Efforts...For Us....😊
I Love Chemistry Because of You sir....You Are Really very Bestttt Sir.....😍😄
Thank you so much sir😊😊😊😊😊😊😊😊😊😊😊😊😊😊😊😊
sir mere sare questions bhut asaani se solve ho rhe h as becauz apka padai ka standard bhut shi h sir ji
Sir Impurity defect nhi discuss kiye hai
Amazing man .. u really made chem easy .. ty sir ..
Bahottt wait rahtaa haii aapkee videos kaaa thanks sir luv from maharashtra....👩👶👶👶
Thank u sir you r the best techer ever
Sir you such a great teacher of Chemistry for the students 👌👌
Mze ki baat ye h ki sir aap bhut aacha pdate ho
Sir you are a God gifted person on this earth
Sir your explanation is crystal clear in my mind 🙏🙏🙏
Thanks sir
Respect 🙏🙏🙏
Haji
Sir aap bahut acchae person ho jo hum jasae baccho ki help karte ho
Good evening sir.. We love u so much sir..
Sir ke wajah se hi mera defects concept crystal clear hua!!!!
Sir solid state ke bad EQUILIBRIUM ......please........................
Somesh Harale organic krwane vale h sir😊
No.....😥😥😥
U can see pw video for that
U r great sir ur teaching method is very simple and easy.I m 100% satisfied by u sir. God keep u happy and healthy.
Going to start lecture thank you
Completed lecture thank you soo much
Sir app bahut achhe padhate hain
GAZAB 🔥🔥🔥😄
tq u sir 😊😊
Saurav Kumar yaa i know...
but i don't get time to watch the lectures...r u watching regularly??
12th....
@@user-hn3df7tl9j patna me kahan rhta hai, ashiyana more, ramnagri, jagdeo path, rajeev nagar, boring road, kankarbagh?
@@user-hn3df7tl9j bhai hm v ashiyana more me passport office k paas rhte hain. Aur hm v 12th me hain. Wo meri cousin hai, usko jyada baat krna pasand nhi hai
@@user-hn3df7tl9j uske liye sorry bhai
Very very nice explanation sir.... Thank u very much
Thank you sir for teaching so nicely ... ☺️
we love u sir!!!
All the best!
Very most tq sir vdeo Dekh electro solid state chemical kinetics y ajj MERI prblm iski finally solve ho gyi Jo m Kisi se Puch nhi pata tha ajj vo solve ho gyi ........🙏🙏🙏🙏🙏🙏🙏
Let me bring my copy.
Let's start the lesson
Lmfao
Didn’t ask but okkkkk
Thank you sir👌👌👌👌👌
THANK YOU VERY MUCH SIR AND YOUR TEAM FOR THE EFFORTS YOU ARE MAKING FOR US ❤❤👍👍👍👍👍👍👍👍🔫
No intros no extra drama in the biggening ..it's like a dream come true 🥺
Sir physics bhi padadho agar app free time Nikal pao to.
Sachin sir Physics bhi accha hai sir ke jaisa hi try it
Thanks sir 👍 ye questions mujhe bilkul nhi smjh me atha tha.....apne shikha diya😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😘😍😍😍😍😍😍😍😍
Uhhh r tooo goood sr (mah lovely bro) lot's of blassings for uhh😊😘
Bindaas agar aap isi trah video dalte rhe phir hme coaching ki zaroorat nhi🙆🙆🙆🙆
Mai bhot stressed hu bcz exm k ab kuch hi mahine bache h aur mai abhi 1st chapter padh rahi ho, aur bhi koi h😭😭
yes
Same
Amazing...A2 motivation..🤭👍🏻⭐✨👈 thanxx..
Sir aapne galat bataya tha ki density of interstial defect remain same ye galat h sir actually voh increase hota
bhai sir ne sahi bataya hai.
par tum bhi galat nhi ho lekin galat case observe kar rhe ho.
density INTERSTITIAL CATION wale case me increase hota hai.
jab cation ki doping ki jati hai.
u r an awsm teacher,.........................help people free with all ur power and energy u teach students
......love u sir
Sir ji ho gaya
To ab dho lijiye
Huge love from Pakistan. Your lecture are very good ,nice and helpful. I love your method
Sir iske bad coordination start kr dena
Sir.congrats...for 20k+ follower s...in unacadamy
How is studying during lockdown
Ek dam maja😆
Chemistry k tution ki tho jrurat hi nahi agar Arvind Arora Sir with us .
Thanks sir , u are the best Teacher 👍👍👍
But I request you sir ki aap humma physics bhi karwa do sir plz P or M ka samaj me nahi aata kishe ka Aab tho mera favourite subject chemistry ho gaya hai because of u sir , so again Thank you sir
2021 aspirants Kon Kon ha. Vo like kara
Me
Dislike mar dia vai
tere papa
Tnx sir😍😍love your teaching🥳🥳❤️
2nd view....
Hi
your way of understanding is most best
Sir at 19.00 actually that type of defect oxide is heated in dioxygen and cooled at room temperature this decreases conductivity 😎😎
No doubt defect left in my mind 😁😁 thank you so much
Niceee Sir thank you