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Abhivardhan

UP Board 10th Class 2021 (For Hindi Medium Students)
About UP Board Crash Course
1 year ago

लाल मिट्टी का रंग लाल क्यूँ होता है?

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Mamita Gupta

1 year ago

because of the presence of ferrous oxide

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Pragya Pandey

1 year ago

kyonki usme iron oxide ki matra adhik hoti h

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Naresh Kumar

1 year ago

kyonki usme silica ki matra jayada hai.

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Sumit Yadav

1 year ago

iron oxide upsthit ki Ke Karan

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Prem Prakash

1 year ago

kyonki usme aluminum oxide aur loha hota hai

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