Class 9th science chapter 01 Matter in our Surroundings

[@kuldeepsinghsolanki4567]

Hats off to you for your hard work❤

[@chem.course7334]

Thank you very much sir 🙏😊🙏

[@ShaikShabeer-w4o]

How do you appreciate the role of antacids in acidity problems?

[@ShaikShabeer-w4o]

By seeing the equation,mg+o2___mgo on the black board Sohan got some doubts.what would be those doubts?

[@chem.course7334]

What kind of doubt ?

[@ShaikShabeer-w4o]

Send me answer sr

[@chem.course7334]

It's combination reaction in which mg oxidised during the reaction.
On burning (reaction with O2) Grey colour Mg form white colour Mgo.