Chemical Kinetics Class 12 | One Shot | Chapter 4| CBSE NEET JEE

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Timestamps:
0:00 Introduction
0:42 Chemical Kinetics
7:44 Average & Instantaneous speed
9:32 Rate of Chemical Reaction
11:02 Average rate of reaction
14:10 Instantaneous rate of reaction
15:42 Rate of reaction:Units
17:56 rate of reaction:Expression
19:02 Rate of reaction:Examples
32:18 Factors Affecting rate of reaction
33:41 Rate of reactants
36:25 Concentration of reactants
40:46 Differential rate law
44:10 Rate Law expessions:Examples
47:10 Order of Reaction
55:31 Order of Reaction:Fractional order
56:22 Order of reaction:Units of k
1:01:42 Problem 1
1:04:59 Problem 2
1:10:02 Molecularity of a reaction
1:20:23 Molecularity & Order of a reaction:Example 1
1:24:03 Molecularity & Order of a reaction:Example2
1:25:43 Order and Molecularity of a reaction
1:27:19 Integrated Rate equation
1:40:17 First Order Gas Phase reaction
1:45:32 Half life of a reaction
1:52:02 Problem 1
1:55:44 Chemical Kinetics:Recap
1:57:20 Pseudo First Order Reaction
2:01:19 Rate constant & Order of a reaction
2:03:14 Problem 1
2:05:10 Problem 2
2:07:55 Temperature dependence of Rate constant
2:11:06 Activation Energy
2:20:07 Arrhenius equation:Plot
2:23:00 Collision Theory
2:27:18 Collision Theory:Example
2:30:03 Catalyst dependence of Rate constant

In this video we will cover:-
1.From the rate expression for the following reactions, determine their order of reaction and the dimensions of the rate constants.
CH3CHO (g) → CH4 (g) + CO(g) Rate = k [CH3CHO]3/2 ;C2H5Cl (g) → C2H4 (g) + HCl (g) Rate = k [C2H5Cl]
2.For the reaction: 2A + B → A2B the rate = k[A][B]2 with k = 2.0 × 10–6 mol–2 L2 s–1. Calculate the initial rate of the reaction when [A] = 0.1 mol L–1, [B] = 0.2 mol L–1. Calculate the rate of reaction after [A] is reduced to 0.06 mol L–1.
3.2NO+O22NO2 ; 2H2O22H2O+O2 (in presence of I- and alkaline medium)
4.Show that in a first order reaction, time required for completion of 99.9% is 10 times of half-life (t1/2) of the reaction A first order reaction has a rate constant 1.15 × 10-3 s-1. How long will 5 g of this reactant take to reduce to 3 g?
5.Half-life for radioactive decay of 14C is 5730 years. An archaeological artifact containing wood had only 80% of the 14C found in a living tree. Estimate the age of the sample.
6.Formation of methanol from bromoethane
7.NCERT solutions class 12 chemistry chemical kinetics.
8.NCERT Notes class 12 chemistry chemical kinetics.
9.Class 12 jee chemistry Chemical kinetics.
10.Class 12 NEET chemistry Chemical kinetics.

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Maam I had never seen a extreme calm and soft voice teacher. Whenever I study from you I never felt that I m studying you tube n your video quality is flagship(most advanced yet) and I had never trust any teacher on you tube but u won my trust just because of your content.
♥️💜💜🌷🌷 Thanks for such amazing Channel.
🎉🎊🎊.
I will never forgot your when I complete my graduation 🎓💖💖

zeissgaming
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Never drink water during studies because Chemistry says that concentration decrease when we add water😂😂😂

nausheen
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Surprised to see ma'am's entry😍😂

Thats_shivam.
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Timestamps:
0:00 Introduction
0:42 Chemical Kinetics
7:44 Average & Instantaneous speed
9:32 Rate of Chemical Reaction
11:02 Average rate of reaction
14:10 Instantaneous rate of reaction
15:42 Rate of reaction:Units
17:56 rate of reaction:Expression
19:02 Rate of reaction:Examples
32:18 Factors Affecting rate of reaction
33:41 Rate of reactants
36:25 Concentration of reactants
40:46 Differential rate law
44:10 Rate Law expessions:Examples
47:10 Order of Reaction
55:31 Order of Reaction:Fractional order
56:22 Order of reaction:Units of k
1:01:42 Problem 1
1:04:59 Problem 2
1:10:02 Molecularity of a reaction
1:20:23 Molecularity & Order of a reaction:Example 1
1:24:03 Molecularity & Order of a reaction:Example2
1:25:43 Order and Molecularity of a reaction
1:27:19 Integrated Rate equation
1:40:17 First Order Gas Phase reaction
1:45:32 Half life of a reaction
1:52:02 Problem 1
1:55:44 Chemical Kinetics:Recap
1:57:20 Pseudo First Order Reaction
2:01:19 Rate constant & Order of a reaction
2:03:14 Problem 1
2:05:10 Problem 2
2:07:55 Temperature dependence of Rate constant
2:11:06 Activation Energy
2:20:07 Arrhenius equation:Plot
2:23:00 Collision Theory
2:27:18 Collision Theory:Example
2:30:03 Catalyst dependence of Rate constant

MissMonisonghosh
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The qualities which i like most :
1)Explaination with real life examples
2) right use of animations and
3) time saving for students
4) full concepts


That requires a lot of hard work and
Thankyou so much ma'am 🙏🙏

shreyanshmishra
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every intelligent person cannot become a teacher, only few are gifted with great teaching skills like **Roshni mam** 👍👍👍👍

igbrk
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2:05:12
To all of my friends who are wondering how did mam put the equation for first order reaction.
Radioactive decay reactions are first-order reactions.

abhidevsp
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Haven't seen a teacher like u in my entire life😍...So dedicated👩‍🏫...superb n amazing teaching style👌👏🙌thank u so much, ma'am...loads of love n respect🙏🙏

vanshikanain
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Thank you Ma'am for being with us as a ray of hope during these tough times 😊😊😊.

mv
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00:02 Chemical kinetics studies the speed of chemical reactions
04:52 Chemical kinetics focuses on the reaction speed and mechanism.
14:46 Understanding the key concepts of reaction rate and concentration changes over time.
18:04 Understanding rate of reaction and concentration changes
25:25 Explanation of chemical kinetics and reaction rates.
29:38 Calculating rate of reaction using concentration values.
36:30 Reaction rate depends on concentration and activation energy.
39:41 Wax reduction inside hydrocarbon results in carbon dioxide due to reduced oxygen supply.
47:42 Concentration doubling leads to rate of reaction doubling
52:31 Rate is directly proportional to concentration.
1:01:47 Understanding the order and dimensions of a reaction
1:05:08 Calculating initial rate of reaction
1:12:52 Chemical reactions can have multiple steps.
1:15:33 Chemical Kinetics involves understanding the rate of chemical reactions.
1:23:27 Key points on chemical kinetics
1:27:36 Understanding integrated rate laws for chemical kinetics
1:38:17 Partial pressure and its calculations
1:44:18 Understanding first order reaction kinetics
1:52:31 Calculating time completion from concentration
1:56:46 Discussion on reaction rates and factors affecting them
2:03:19 First order reaction rate constant and time calculation
2:08:07 Rate of reaction depends on temperature.
2:15:20 Chemical reactions require activation energy to proceed.
2:19:32 Chemical kinetics involves molecular collisions and activation energy
2:27:58 Chemical kinetics involves factors affecting the rate of reaction
2:31:06 Increasing the rate of reaction by decreasing activation energy

mr.heptic
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I have just completed my chemistry class and see mam is going to explain that same chapter to us .... Great day for me🤭✨

Nikitasunani
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Hats off to you mam🎉🎉
Teaching level : max ❤️
Calmness level: max🥰🥰😍
Example level : ultra super max
Tamato, car collision examples are ausam 😁😁😁
God bless u mam❤️

shivpratap
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Finally 😭😭
Intezar rang laya ❤️❤️
teacher ever ❤️
Itna easy bna deti hn aap koi bhi concept mam

vidhishukla
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Mein Class mein backbencer hoon our first year ki first exam mei Mera mark 46% tha, lekin apki video's dekhte dekhte kab class mei first ho kar topper ho gaya pata hi nhi chala aap nhi hote toh mein bhi topper nhi Ho Thank you Ye apka jaadu mere upar chal Mein zindagi bhar apka abhari

pitersenpati
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I tried many channels on YouTube to understand this chapter...But the way Roshni ma'am made us understood was Thanks from heart ma'am

motivationinnutshell
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I highly regret not studying Equilibrium, Thermodynamics chapters in class 11 properly 🥲🥲🥲🥲🥲, BTW superb explanation Roshni ma'am, u r the bestttt teacherr ❤️❤️

sahanabs
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She didn't just deliver, she SERVED.
Hats off to your efforts ma'am! Thank you so much for this quality content! <3

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and *most importantly she never left a single doubt or ncert line..*
*A BIG THANKYOU MA'AM....*
You are the hope of lakhs of

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You are the perfect youtube teacher i have known. The way of giving examples practically helps me to understand the concepts quite easily. Keep on going.

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most of the students are neet aspirants ....even me too.... mam explain to much softly ....i understand each and every topic....thnkqq mam...

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