Sourabh Raina - Invidious

Sourabh Raina

Hi everyone, welcome to the channel.

I'm Sourabh Raina, a dedicated science teacher with a passion for teaching in subjects Chemistry and Biology.
In this channel, you'll find a treasure trove of educational content with clear explanations, smart tips and valuable resources, all focused on Chemistry and Biology. My goal is to make complex concepts simple and help students excel in both Boards as well as competitive exams and achieve top results.

Reach out to me :
For inquiries - sourabhrainaofficial@gmail.com

Join me on this educational journey, where hard work triumphs when talent meets dedication!"

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24:17

Theory Questions 📑| Inorganic Chemistry ✅ | 11 years PYQ🔥 | CBSE Boards | 2025-26

Sourabh Raina

Shared 3 hours ago

5.9K views

9:23

Score 70/70 in Chemistry Board Exam✅️ | Most Important Topics 📜| 2025-26|Class 12| Sourabh Raina

Sourabh Raina

Shared 17 hours ago

32K views

18:15

All Formula✅| Physical Chemistry | Class 12 Chemistry | CBSE Board

Sourabh Raina

Shared 22 hours ago

14K views

27:10

Theory Questions 📑| Physical Chemistry ✅ | 11 years PYQ🔥 | CBSE Boards | 2025-26

Sourabh Raina

Shared 1 day ago

45K views

6:11

Physical Chemistry Score 100% Strategy | Boards | 2026

Sourabh Raina

Shared 1 day ago

23K views

10:19

How to prepare in 7 GAPS Days✅ | Full roadmap for Class 12 Chemistry 🔥 | Class 12 Boards 2026

Sourabh Raina

Shared 1 day ago

74K views

3:49

👉 Final Chemistry Study Plan for 95% | Board Preparation 2026

Sourabh Raina

Shared 1 week ago

20K views

6:38

👉 6 Chemistry Mistakes That Destroy Your Board Marks 🚫 (Avoid These)

Sourabh Raina

Shared 1 week ago

15K views

4:51

7 Day Strategy for 95% | CBSE Biology Boards | 2026 | Sourabh Raina

Sourabh Raina and Sourabh Raina NEET

Shared 2 weeks ago

3.5K views

8:45

CBSE Chemistry | 7 Day Strategy for 90% | Boards | 2026 | Sourabh Raina

Sourabh Raina

Shared 2 weeks ago

31K views

21:38

🔥Name Reactions in 20 minutes | Class 12 Chemistry | NEET & JEE Revision | CBSE Board

Sourabh Raina

Shared 2 weeks ago

17K views

23:16

Score Full Marks 💯 | 15 Must-Do Physical Chemistry Numericals (Boards) | Sourabh Raina

Sourabh Raina

Shared 2 weeks ago

13K views

4:22

One Playlist Strategy for 90% 🔥 | Chemistry Board 2026 Final Plan

Sourabh Raina

Shared 2 weeks ago

22K views

29:51

50 MCQ Chemistry | Practice |Class 12 | Mission 95+ | Board 2025-26 | Sourabh Raina

Sourabh Raina

Shared 2 weeks ago

16K views

8:07

CBSE Chemistry |10-Day Strategy for 90% | Boards | 2026 | Sourabh Raina

Sourabh Raina

Shared 3 weeks ago

39K views

18:38

Complete Organic Chemistry in 20 Minutes | Flowchart Revision | BOARD/NEET | 2026

Sourabh Raina and Sourabh Raina NEET

Shared 3 weeks ago

13K views

5:24:00

Complete Chemistry Revision in 5.5 Hours | Board / NEET 2026

Sourabh Raina and Sourabh Raina NEET

Shared 3 weeks ago

25K views

8:39

20 Days = 95% in Biology !🔥 Board Strategy for Class 12 | Sourabh Raina | CBSE 2025-26

Sourabh Raina and Sourabh Raina NEET

Shared 3 weeks ago

4.2K views

7:39

21 Days to 95% in Chemistry | Real Board Comeback Strategy | Class 12 | Board 2026

Sourabh Raina

Shared 4 weeks ago

23K views

1:58:19

PYQ🔥 | Chemistry 2025 Board ✅| CBSE | Board 2026 | Class 12 | Sourabh Raina

Sourabh Raina

Shared 1 month ago

47K views

5:43

Last 15 Days Plan to Master Organic Chemistry | Board Exam 2026

Sourabh Raina

Shared 1 month ago

35K views

10:03

MITOSIS ON ONION ROOT TIP EXPERIMENT | Biology Practical | Class 12th | Sourabh Raina

Sourabh Raina

Shared 1 month ago

28K views

8:29

Plant Population Density and Frequency by Quadrat method | Biology Practical | Class 12th

Sourabh Raina

Shared 1 month ago

50K views

5:58

Prepare a Temporary Mount to observe Pollen Germination | Biology Practical | Class 12th

Sourabh Raina

Shared 1 month ago

41K views

9:33

Chemistry 95+ in 25 Days | Complete Boards Strategy | Sourabh raina

Sourabh Raina

Shared 1 month ago

17K views

5:44

Isolation of DNA from Plant material | Biology Practical | Class 12th | Sourabh raina

Sourabh Raina

Shared 1 month ago

51K views

10:55

Score 30 in Biology Practical exam | Viva Questions | Class 12 |CBSE | Board 2026

Sourabh Raina

Shared 1 month ago

63K views

5:48

CLASS 12 | JAN to FINAL✅ | Score 95% in Biology Strategy 🔥| CBSE Boards 2025-26

Sourabh Raina and Sourabh Raina NEET

Shared 1 month ago

6.3K views

4:53

Biomolecules| 2025 PYQ | CBSE board | 2025-26 | Sourabh Raina

Sourabh Raina

Shared 1 month ago

11K views

8:26

CLASS 12 | JAN to FINAL✅ | Score 95% in Chemistry Strategy 🔥| CBSE Boards 2025-26

Sourabh Raina

Shared 1 month ago

40K views

7:41

Score 30 in Chemistry Practical exam | Viva Questions | Class 12 |CBSE | Board 2026

Sourabh Raina

Shared 1 month ago

193K views

1:27:15

Practice Sample Paper 🔥|Chemistry ✅ | Class 12 |CBSE Boards | 2025-26

Sourabh Raina

Shared 1 month ago

21K views

8:52

Amines | 2025 PYQ | CBSE board | 2025-26 | Sourabh Raina

Sourabh Raina

Shared 1 month ago

14K views

10:20

Class 12 Chemistry Blue Print | Kya paper tough hoga ? | Boards 2026

Sourabh Raina

Shared 2 months ago

21K views

8:10

45 Days = 95% in Chemistry !🔥 Board Strategy for Class 12 | Sourabh Raina | CBSE 2025-26

Sourabh Raina

Shared 2 months ago

24K views

1:35:51

PYQ🔥 | Chemistry 2024 Board ✅| CBSE | Board 2026 | Class 12 | Sourabh Raina

Sourabh Raina

Shared 2 months ago

41K views

7:00

45 Days = 95% in Biology !🔥 Board Strategy for Class 12 | Sourabh Raina | CBSE 2025-26

Sourabh Raina and Sourabh Raina NEET

Shared 2 months ago

9.9K views

1:03

"Finally! Your NEET Prep Starts HERE 🔥 | @sourabhRainaNEET

Sourabh Raina

Shared 2 months ago

3.3K views

6:02:21

300 Most Important MCQs 🔥 | Class 12 Chemistry | CBSE Board Exam 2026

Sourabh Raina

Shared 2 months ago

40K views

21:47

🔥 Top Organic Name Reactions in 20 minutes | Class 12 Chemistry | NEET & JEE Revision | CBSE Board

Sourabh Raina

Shared 2 months ago

51K views

9:23

CLASS 12 | DEC to FINAL✅ | Score 95% in Chemistry Strategy 🔥| CBSE Boards 2025-26

Sourabh Raina

Shared 2 months ago

23K views

27:46

40 MCQ Chemistry | Practice |Class 12 | Mission 95+ | Board 2025-26 | Sourabh Raina

Sourabh Raina

Shared 2 months ago

25K views

6:47:45

300+ PYQ🔥 | Complete Biology✅| CBSE | Board 2026 | Class 12 | Sourabh Raina

Sourabh Raina

Shared 2 months ago

21K views

7:33:51

300+ PYQ🔥 | Complete Chemistry ✅| CBSE | Board 2026 | Class 12 | Sourabh Raina

Sourabh Raina

Shared 2 months ago

106K views

4:21

“I’m Finally Available 24/7 for All Your Doubts 😱🔥 | ASK.SOURABHRAINA is LIVE!”

Sourabh Raina

Shared 3 months ago

4.7K views

6:23

Score 70/70 in Biology Preboard Exam✅️ | Most Important Topics 📜| 2025-26|Class 12| Sourabh Raina

Sourabh Raina

Shared 3 months ago

26K views

9:21

Score 70/70 in Chemistry Preboard Exam✅️ | Most Important Topics 📜| 2025-26|Class 12| Sourabh Raina

Sourabh Raina

Shared 3 months ago

35K views

15:50

Amines✅ | Most Important Conversions ➡️ |Class 12th | CBSE 2026

Sourabh Raina

Shared 3 months ago

16K views

4:44

10 Days = 95% in Biology!🔥 Preboard Strategy for Class 12 | Sourabh Raina | CBSE 2025-26

Sourabh Raina

Shared 3 months ago

14K views

7:50

10 Days = 95% in Chemistry!🔥 Preboard Strategy for Class 12 | Sourabh Raina | CBSE 2025-26

Sourabh Raina

Shared 3 months ago

27K views

5:44

Master Organic Chemistry in 30 Days📝 | Class 12 | sourabh Raina

Sourabh Raina

Shared 3 months ago

25K views

15:22

Aldehydes Ketones and Carboxylic acids| 2025 PYQ | CBSE board | 2025-26 | Sourabh Raina

Sourabh Raina

Shared 3 months ago

22K views

1:09:12

Chemistry Sample Paper📝 | Class 12th | Detailed Solution ✅| Boards 2026 | Sourabh Raina

Sourabh Raina

Shared 3 months ago

59K views

9:16

How to Score 95% in Biology in 3 Months✅ | Class 12 Boards 2026 | Sourabh Raina

Sourabh Raina

Shared 3 months ago

7.3K views

15:10

Coordination Compounds | 2025 PYQ | CBSE board | 2025-26 | Sourabh Raina

Sourabh Raina

Shared 3 months ago

36K views

10:27

CLASS 12 | NOV to FINAL✅ | Score 95% in Chemistry Strategy 🔥| CBSE Boards 2025-26

Sourabh Raina

Shared 3 months ago

23K views

15:22

Aldehydes ketones and Carboxylic acids✅ | Most Important Conversions 🔥Class 12th Chemistry

Sourabh Raina

Shared 3 months ago

17K views

7:46

Alcohols, Phenols and Ethers | 2025 PYQ | CBSE board | 2025-26 | Sourabh Raina

Sourabh Raina

Shared 4 months ago

21K views

5:54

🔥 95+ in Chemistry Boards 2026 | Toppers Choice Book launched 🚀 | Best Sample Paper

Sourabh Raina

Shared 4 months ago

4.1K views

17:00

Most Important Conversions 🔥| Alcohol Phenol and Ether✅ | Class 12th Chemistry

Sourabh Raina

Shared 4 months ago

20K views