(L-5) Catalyst || Types & Properties || Surface Chemistry || NEET JEE || By Arvind Arora

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  • เผยแพร่เมื่อ 13 ธ.ค. 2024

ความคิดเห็น • 800

  • @vedantuneet
    @vedantuneet  2 ปีที่แล้ว +2

    ✅Play a Quick V Quiz to Revise this Topic - vdnt.in/xq7qx

  • @mahiii5868
    @mahiii5868 3 ปีที่แล้ว +95

    16:40 Oxygen now is actually being sold in prices 🥺
    Situations have become critical!
    I hope these days shall pass soon !🙏

    • @ajaygaur7789
      @ajaygaur7789 3 ปีที่แล้ว +2

      Yes🤐

    • @prantikagautam5000
      @prantikagautam5000 3 ปีที่แล้ว +3

      Yes!!hope so !we will overcome with this let's have +ve vibes🤞

    • @Cityscapes411
      @Cityscapes411 3 ปีที่แล้ว

      @@prantikagautam5000 nice profile

    • @pratibhatiwari1643
      @pratibhatiwari1643 3 ปีที่แล้ว

      Excellent sittttu

    • @neetusharma4330
      @neetusharma4330 3 ปีที่แล้ว

      @@Cityscapes411He is Korean singer Park Jimin under BTS,whose songs are trending in India

  • @abhinavkumar9697
    @abhinavkumar9697 2 ปีที่แล้ว +11

    I can't express my satisfaction and happiness after watching your lectures.I wanna just say ke sir aapke sbhi lectures bhaut hi shaandar, lajawaab, bemisaal and behisab hote hai.
    Hats off sir

  • @jyotidehri9383
    @jyotidehri9383 3 ปีที่แล้ว +33

    2 years ago sir said in this lecture that we buy oxygen in future it is true in 2020-21 during covid pandemic.

  • @dev7desai.108
    @dev7desai.108 3 ปีที่แล้ว +13

    11:48 Catalysis topic starts ; )

  • @khushidubey1366
    @khushidubey1366 3 ปีที่แล้ว +5

    True ,,sir apne ne kaha ki aane wale time me log oxygen buy krnege or wahi ho rha hai🙏

  • @saibya02
    @saibya02 4 ปีที่แล้ว +54

    sir k lecture mai each and every topic is really really really important

    • @turnereditz848
      @turnereditz848 4 ปีที่แล้ว +4

      Sahi kaha apne

    • @bhavnachauhan7733
      @bhavnachauhan7733 4 ปีที่แล้ว +2

      @@turnereditz848 ye topic aa rha h kya board m

    • @turnereditz848
      @turnereditz848 4 ปีที่แล้ว +3

      Ye topic nhi aa raha h Cbse boards mein , catalysis deleted portion main h.

    • @borenyaboruah
      @borenyaboruah 4 ปีที่แล้ว +1

      And also really very simple xD

    • @factaccess4424
      @factaccess4424 4 ปีที่แล้ว +1

      @@turnereditz848 sahi me this topic is deleted???

  • @ApnateacherAKS
    @ApnateacherAKS 5 ปีที่แล้ว +18

    You are a really very good teacher....
    I felt awesome to join your class Arvindji

  • @mr.mrs.janghu2119
    @mr.mrs.janghu2119 2 ปีที่แล้ว +2

    Aab aak aak topic ko boot acha sa explain krta ho .. sir you are the best teacher in world 🌍 for me.. boot boot boot acha pdata ho aap .. plz sir m boot tensed hu ki mere m. SC k exam kase honga .. mere blkul achi tiyari nhi hai so I request you ki aap bs solved paper hi kra do bs … plz sir mna mt krna .. mna phla apki video nhi daki .. m sochti boot bdi hai q time lgya choti dakr topic smj jaga boot hai itna .. but aak do videos dakna k baad I realised ki muja pta hi nhi chla video kb puri hogi m itna kho gye isma .. mtlb boot mja aya muja Pdkr … or boot jldi smj bhi atta hai apka btiya hua .. sir plz thodi help or krdo … aap m. SC chemistry ki sbhi exams k 3-4 saal phla tk k solved paper ki aak alg sa video bnado hr paper ki .. 7 paper hai sbhi ki .. plz sir …apka Barosa hai is baar to m. SC …. Plz sir reply dena .. apka reply ka wait kr rhi hu … or video bnao thoda jldi .. taaki tiyari achi kr paau .. achi prsntage la paau … first year m muja re aayi thi but is baar nhi chati hu sir .. plz sir .. help krdo .. m pdna chati hu but muja smj m thoda late aata hai pdya hua .. but aap jo pdata ho vo boot acha sa smj aata hai .. so I request you sir .. plz help .. mere tra boot sa bacha hai ase unki bhi help hi jyagi..

  • @ajaykalaskar225
    @ajaykalaskar225 3 ปีที่แล้ว +3

    At this time of crisis.. great online teachers like you.... hi hamari last umeed Ho ...no tuition no school

  • @sahilguru1899
    @sahilguru1899 3 ปีที่แล้ว +1

    Bahut gaint lecture hai sir

  • @informationtime1162
    @informationtime1162 4 ปีที่แล้ว +2

    So very very lovely lectuer

  • @shivangiverma1005
    @shivangiverma1005 3 ปีที่แล้ว +1

    Your old video are really good
    As compared to new video

  • @shaniabalkhi2106
    @shaniabalkhi2106 5 ปีที่แล้ว +16

    Sab smjh Aagya sir....thank you soo much sir! 💞💞💞💞💞💞

    • @maheshwar7349
      @maheshwar7349 3 ปีที่แล้ว

      Mujhe bhi smjha doo plz ?

  • @RankTips
    @RankTips 3 ปีที่แล้ว +1

    Sir your teaching are awesome..................

  • @mindfularyan579
    @mindfularyan579 3 ปีที่แล้ว +2

    Catalyst not only increases the rate, it also decreases. Therefore, u can say it changes the rate.

  • @aaks47
    @aaks47 3 ปีที่แล้ว +2

    When I attempted your lec I m felling hpybl hpy😀😀😀😀

  • @shivangvyas6600
    @shivangvyas6600 4 ปีที่แล้ว +7

    Much better than the unaccademy's chemistry lecture of the same topic!!!✌🏻✨

    • @dimbeswarkalita4506
      @dimbeswarkalita4506 4 ปีที่แล้ว

      Yes bro

    • @harshit6529
      @harshit6529 4 ปีที่แล้ว +1

      bhai adhe se zada time toh advertisement hi krte rehte h woh log LOL, but still free education de rhe h so we should appreciate there hard work.

  • @salmarahman3658
    @salmarahman3658 3 ปีที่แล้ว +1

    22:00 That was so cute🥺🍭🌻

  • @basantsingh5894
    @basantsingh5894 3 ปีที่แล้ว +1

    Nice explanation

  • @adityachaurasiya88
    @adityachaurasiya88 3 ปีที่แล้ว +2

    Sir your best teacher

  • @padmatenguriya5458
    @padmatenguriya5458 3 ปีที่แล้ว +9

    Most legends watching this video in feb 2021😂😂

  • @beinggood5769
    @beinggood5769 3 ปีที่แล้ว +8

    Arvind sir being catalyst for the completion of my syllabus 😁😁😁

    • @jeez1823
      @jeez1823 3 ปีที่แล้ว +1

      😂😂😂😂😂

    • @beinggood5769
      @beinggood5769 3 ปีที่แล้ว +1

      @@jeez1823 totally true

  • @themrrock2.0
    @themrrock2.0 3 ปีที่แล้ว +1

    Great explaination
    Love u sir

  • @meghanakalyani9500
    @meghanakalyani9500 3 ปีที่แล้ว +1

    Super chemistry sir. Love from Andhrapradesh

  • @muskananeja6543
    @muskananeja6543 4 ปีที่แล้ว +6

    Thanks sir for this amazing session 😄❤️

  • @adeelabid7709
    @adeelabid7709 3 ปีที่แล้ว +1

    A lots of love Sr Arvind from Pakistan ❤️

  • @qualityamvs2972
    @qualityamvs2972 4 ปีที่แล้ว +49

    U gotta agree deep down we all know that Arvind sir IS shaktiman

  • @RaushanKumar-ub9cy
    @RaushanKumar-ub9cy 5 ปีที่แล้ว +9

    Sirr plzz aap notes upload kr digiye surface chemistry ka .....pdf me rhta hai to study krne me asani hoti hai .

  • @mr.mrs.janghu2119
    @mr.mrs.janghu2119 2 ปีที่แล้ว +2

    Agr aap video bnao to m.SC previous or final dono k liya bna dena plz … boot sa bacho ki help hogi … plz sir … is baar muja clear krni hai m. SC … I hope you understand 🙏🏿🙏🏿🙏🏿🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻

  • @tuleshsahu1989
    @tuleshsahu1989 4 ปีที่แล้ว +1

    Maja aagya sir aap Sach me saktimaan ho

  • @mr.mrs.janghu2119
    @mr.mrs.janghu2119 2 ปีที่แล้ว +2

    Wilkinson’s catalyst batanna sir plz

  • @ankitakashyap5942
    @ankitakashyap5942 3 ปีที่แล้ว +1

    Now this is really very important..🤗

  • @shaikmubashira9355
    @shaikmubashira9355 4 ปีที่แล้ว +1

    thank u very much sirrrr......for your hard work for us.......

  • @shelly0938
    @shelly0938 3 ปีที่แล้ว +1

    Sir was correct... Nowadays there is need of oxygen... And people are selling oxygen

  • @RajaKumar-ny4gj
    @RajaKumar-ny4gj 4 ปีที่แล้ว +1

    Sir your teaching is really awesome👍👍👍👍😀😀😀😀😀✍️✍️✍️✍️

  • @mastrahoo6508
    @mastrahoo6508 4 ปีที่แล้ว +1

    All video of arvind arora is really really very important

  • @priyanshubhakt9876
    @priyanshubhakt9876 3 ปีที่แล้ว +2

    Sir I saw your video in*2speed

  • @HARSHSHARMA-hj3gu
    @HARSHSHARMA-hj3gu 4 ปีที่แล้ว +1

    Sir you are amazing and your teaching style was also fabulous

  • @natarajagnataraja7389
    @natarajagnataraja7389 4 ปีที่แล้ว +2

    sir you r the best teacher of chemistry .........thank you sir

  • @joydeepdas8602
    @joydeepdas8602 5 ปีที่แล้ว +49

    Sir....You ar my favourite online Chemistry teacher.... please react...

  • @kshitizindraguru3218
    @kshitizindraguru3218 4 ปีที่แล้ว +2

    Sir you don't only teach us but also motivate ..

  • @aanyapandey1870
    @aanyapandey1870 3 ปีที่แล้ว +1

    Amazing video sir
    Concept is now crystal clear after seeing this video
    Thanks..... 🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏

  • @shwetachauhan4863
    @shwetachauhan4863 4 ปีที่แล้ว +3

    Sir I am from RBSE board and you are saviour for me in this pendamic and tbh you are far better than school teacher,m who keep diverting us. Thank you

  • @maakebagat2562
    @maakebagat2562 4 ปีที่แล้ว +8

    Love you sir for this amazing lecture and also amazing great thoughts 😍🤗🤗🤗

  • @Forestryreels1_32g
    @Forestryreels1_32g 3 ปีที่แล้ว +1

    You are amazing teacher

  • @abhirabari1346
    @abhirabari1346 4 ปีที่แล้ว +2

    Maja agaya

  • @dora71683
    @dora71683 4 ปีที่แล้ว +2

    24:01

  • @shortshere08
    @shortshere08 3 ปีที่แล้ว +2

    Catalyst 11:50, thank me later

  • @sweetyshukla1758
    @sweetyshukla1758 5 ปีที่แล้ว +5

    #Best teacher... Thank you sir...

  • @adwitisingh9712
    @adwitisingh9712 3 ปีที่แล้ว +1

    Sir you are really very great man🙏👍

  • @deshmukhsayali8099
    @deshmukhsayali8099 3 ปีที่แล้ว +3

    You are very great sir. Your teaching is very simple. due to your teaching this chapter is crystal clear . Thank you sir ☺🙏🏻 👍🏻

  • @tanzeemakhtar4720
    @tanzeemakhtar4720 4 ปีที่แล้ว +1

    Sach me sir app bohot accha padhte h

  • @TechTrox
    @TechTrox 3 ปีที่แล้ว +2

    Thanks!

  • @divyanshunegi6792
    @divyanshunegi6792 3 ปีที่แล้ว +1

    Oxygen. Ki kami pad rahi h sir ab. Aapne shi bola tha 🙏

  • @chococandy8009
    @chococandy8009 4 ปีที่แล้ว +3

    Great leacture sir. Really mind blowing :)

  • @a2fansgroup566
    @a2fansgroup566 3 ปีที่แล้ว +1

    Sir 10 million ho gye

  • @subratamandal5435
    @subratamandal5435 4 ปีที่แล้ว +1

    It's really very very simple.... Iske liye saktiman banne ki jarurat nahi... 😂

  • @mansishah2037
    @mansishah2037 3 ปีที่แล้ว +2

    Shukriya guru g 🙏

  • @좋아해방탄소년단
    @좋아해방탄소년단 5 ปีที่แล้ว +2

    sr i am extremely sorry since i didn't replied any comment a long time ago...... I 1st saw ur videos on youtube from january onwards and i really enjoyed your wonderful videos ....... we all love u sir .. ur helping India in its path of success and development .........i am sorry for late watching your videos but i am doing my level best formy selection .thanku sir .

  • @ujjwalkumar8409
    @ujjwalkumar8409 3 ปีที่แล้ว +1

    जी सर हम सब भारतीय है

  • @syedawez9862
    @syedawez9862 5 ปีที่แล้ว +12

    Thank you sir 😊

  • @najmaparween5377
    @najmaparween5377 4 ปีที่แล้ว +1

    its really very much important!!!

  • @BE_BEAUTIFUL_0208
    @BE_BEAUTIFUL_0208 5 ปีที่แล้ว +118

    Thank you sooo much sir and all team members...!!!❤️
    Today's class was awesome,!!! Study with fun..😄❤️

  • @Nayaktech07
    @Nayaktech07 2 ปีที่แล้ว +3

    Ultra legend pro seeing this lecture 2022🙏

  • @binteyousuf3201
    @binteyousuf3201 3 ปีที่แล้ว +1

    Sir keep supporting is keep uploading this type of videos where there is a small motivational clip at the end of lecture it really makes lecture interesting

  • @satnambhagania5752
    @satnambhagania5752 3 ปีที่แล้ว +2

    This lecture is very best sir.... 😍😘

  • @DhruvPatel-xr2gd
    @DhruvPatel-xr2gd 3 ปีที่แล้ว

    sir aapki baat aaj ke din me sahi ho gayi hai...... oxygen ki bottle bhi kharidni padti hai..... aapne future bata diya tha....

  • @shreyanshsahani3244
    @shreyanshsahani3244 4 ปีที่แล้ว +6

    Thank you so much Sir 🤗 😇 for making chemistry essay.

  • @sakshimahraj5537
    @sakshimahraj5537 5 ปีที่แล้ว +4

    This is very accha video I have everseen

  • @rimaoja3388
    @rimaoja3388 3 ปีที่แล้ว +1

    Now that is very realy important

  • @ankeshsingh__5452
    @ankeshsingh__5452 5 ปีที่แล้ว +1

    Thank you sir your teaching technique is so smart

  • @motivational_zyx
    @motivational_zyx 8 หลายเดือนก่อน

    Sir when I was in 12th I used to see ur lectures and now I am about to complete my graduation in bsc pcm but still there is a need to see ur lectures because again I am facing with the same topics of surface chemistry and sir believe u are the bestest teacher I have ever seen I am again getting back in my old days through ur videos u are super and very respectful also ur way of teaching is awesome thank you so much for being part of life I know u this is one of my great achievement ❤❤❤❤❤❤

  • @jagritisangotra3194
    @jagritisangotra3194 3 ปีที่แล้ว +1

    Thanks sir

  • @artibansal9512
    @artibansal9512 3 ปีที่แล้ว

    Very interesting topic 👏👏

  • @VishnuKumar-rk3gi
    @VishnuKumar-rk3gi 4 ปีที่แล้ว

    Sir hame duniya ki nahi apne dil ki sunni hai
    Love you sir

  • @summu_mathur027
    @summu_mathur027 4 ปีที่แล้ว +2

    This is really very ImmpOrtant 😛

  • @vivekmesuriya6357
    @vivekmesuriya6357 3 ปีที่แล้ว +1

    16:50 in this corona time people purchase oxygen sylinder to live

  • @atultrivedi953
    @atultrivedi953 4 ปีที่แล้ว +2

    Actual video starts at 2:10

  • @muneerahmedishan8843
    @muneerahmedishan8843 4 ปีที่แล้ว +233

    Ultra legend pro seeing this lecture on 2021😂

    • @Shanu.musix264
      @Shanu.musix264 3 ปีที่แล้ว

      Aree bhai bhai 😂😂

    • @Captain_oo
      @Captain_oo 3 ปีที่แล้ว +3

      Ruko jara sabar karo hum bhi h bhai

    • @NIKHIL-kw3gi
      @NIKHIL-kw3gi 3 ปีที่แล้ว +7

      U r correct bro. I'm watching right now😂

    • @anupamravidas1532
      @anupamravidas1532 3 ปีที่แล้ว +2

      Ultra max pro on 2nd march

    • @dheerajjha5865
      @dheerajjha5865 3 ปีที่แล้ว +4

      @@neetaspirants7611 utra max legand watching 16 march after pre board

  • @kshamasachan5680
    @kshamasachan5680 5 ปีที่แล้ว +1

    Nice lecture sir 👌👌👌👌

  • @satnambhagania5752
    @satnambhagania5752 3 ปีที่แล้ว +1

    16:52 →Sir sch me aa gya vo tym jb oxygen bikne lg gyi😶

  • @Akjatpanghal
    @Akjatpanghal 4 ปีที่แล้ว +1

    Sir, class to Frist time deki h but aapki video boht achhi thi vigo pr.

  • @Israrulhaq957
    @Israrulhaq957 2 ปีที่แล้ว +1

    Sir, you are a brilliant teacher. The lectures of your organic and physical are best but where can we take the lectures of organic and biochemistry. Sir please guide me.

  • @narenderbithan9055
    @narenderbithan9055 4 ปีที่แล้ว +1

    Thankyou sir for making chemistry so easy

  • @vartikatripathi2631
    @vartikatripathi2631 3 ปีที่แล้ว

    Sir apki 2 yrs phle boli baat aj sach ho rhi hai.. about oxygen

  • @deekshamedico
    @deekshamedico 3 ปีที่แล้ว

    Nice Arvind sir👍👍👍

  • @sarahnaaz9661
    @sarahnaaz9661 5 ปีที่แล้ว +1

    thank you sir mere ghar p mughe padhai ko le k mughe koi support nhi kerta mai badi mushkil se neet ki prepration ker rhi hoo mere gahr walon ne coahing se bhi mna ker diya thanks sir again for this video maine apki video dekh k bhut sare apne topics clear kiye

  • @imersrevolution3221
    @imersrevolution3221 3 ปีที่แล้ว +1

    Thank you sir 🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻😀 for this 🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻

  • @S_91793
    @S_91793 4 ปีที่แล้ว +2

    best sir best

  • @heenahassan6277
    @heenahassan6277 5 ปีที่แล้ว +5

    Thank you so much sir.... For amazing lectures and special thanks to vedantu team .... Sir hamari family aur bhi badhi hogi jaldi aur hamare family ka har member successful hoga apni life me.... It's all bcoz of u sir... Thanks alot ... God bless you sir....,👍👍👍👍👍👍

  • @reetamaurya7018
    @reetamaurya7018 4 ปีที่แล้ว +1

    Thank u so much sir ..

  • @Pritisingh-vb1jo
    @Pritisingh-vb1jo 5 ปีที่แล้ว +20

    Thank u sooo much sir & Ur team 🙏🙏🙏🙏👍👍👍👍👍👍👍😊😊

  • @Armankhan-mn2cq
    @Armankhan-mn2cq 2 ปีที่แล้ว

    Weldone sir your way of teaching is very well i appreciate you

  • @gamersahin9119
    @gamersahin9119 4 ปีที่แล้ว +1

    Thank you so much sir 💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💗💗🥰🥰🥰🌸🌺🌺🥰🥰🥰🥰💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕💕

  • @kaurzinnovation470
    @kaurzinnovation470 3 ปีที่แล้ว +2

    ♥️

  • @varshleenkour5000
    @varshleenkour5000 3 ปีที่แล้ว +1

    Sir mai toh yeh lectures 2021 mai nhi dekh rhi hu ....pehle aapke lectures fir tution se 😀

  • @sohrabbaloch6609
    @sohrabbaloch6609 4 ปีที่แล้ว +2

    Sir Ur Brilliant Teacher .... Love From Pakistan Balochistan

  • @worldofknowledge7225
    @worldofknowledge7225 2 ปีที่แล้ว +1

    You are the best sir😊😊

  • @MOHIDULISLAM-jy8sn
    @MOHIDULISLAM-jy8sn 5 ปีที่แล้ว +3

    I am helping from your classes..... thanks sir..