Episode – 82 || Chemistry || Corrosion of Metals || By – R. Kumar

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Ashish Kumar Ranjan
November 12, 2020, 1:42 pm

Reaction bhi dekh dekh kr likhate hai??

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Ashish Kumar Ranjan
November 12, 2020, 1:41 pm

Aap Apna Home work complete karke psdhaiye..ye sab topic notes dekh kar nhi padhaya jata hai...

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JEETENDRA SHAH
September 19, 2020, 4:43 pm

Sir, ट्रेन की पटरी पर जस्ते की परत चढ़ी होती है या नहीं , जिससे ट्रेन की पटरी पर कभी जंग नहीं लगता |

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Vikas Pandey
September 19, 2020, 2:46 pm

Sir और डिटेल में बताइए

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Vikas Pandey
September 19, 2020, 2:45 pm

इफेक्टिव लेक्चर

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Ragini Rai
September 18, 2020, 11:42 pm

Thank you sir

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Ramesh kumar
September 18, 2020, 8:12 pm

Sir class 9th ke book me diya hai mombatti ka jalna physical change h, but mombatti ke batti ka jalna chemical change hai. Pls clear kre sir

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Amar singh
September 18, 2020, 6:45 pm

Thank u sir