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Devanshi Dhaka 1 day, 22 hours ago

Magnesium ribbon reacts with oxygen present in air to farm a protective and inert layer of magnesium oxide on its surface. This layer doesn't react and also prevents the ribbon from burning. Thus it have to be rubbed with sandpaper before burning so that the layer is removed😊
  • 3 answers

Ramita Jha 1 day, 17 hours ago

A magnesium ribbon be clean before burning in air. It is because to remove the layer of magnesium carbonate .

Piyush Kuntal 2 days, 1 hour ago

You are right

Poorvaja Umashankar 2 days, 16 hours ago

It contains the atmospheric oxygen before cleaning, and it becomes pure after rubbing it with the sand paper .
  • 1 answers

Poorvaja Umashankar 2 days, 16 hours ago

It's a Chemical as it is ● Irreversible ● Forms a new substance (bacteria or fungi)
  • 1 answers

A J 2 days, 5 hours ago

Food -mouth -oeshofagus - stomach -small intestine -function of liver and pancreas take place -large intestine - eliminate out through ****
  • 2 answers

A J 2 days, 5 hours ago

CaO

Dipti Thakur 4 days, 20 hours ago

Which chemical is used for white washing
  • 3 answers

Satyam 3 days, 3 hours ago

Magnesium reacts with oxygen to form magnesium oxide (MgO). This reaction is exothermic, meaning it releases a lot of heat, and produces light that can temporarily blind you.

Pritee Soni 4 days, 22 hours ago

When a composition reaction is carried out between magnesium and the oxygen present in air , an oxide is formed known and Magnesium Oxide. # Magnesium reacts with oxygen when heat is supplied. Hope you got your answer.......

Rohan Vyas 5 days, 6 hours ago

Magnesium oxide
  • 4 answers

A J 2 days, 5 hours ago

Virtual Errect Convex mirror used and Enlarge

Poorvaja Umashankar 2 days, 16 hours ago

IN MIRROR ●Real ●Inverted ●Enlarged IN LENS ●Virtual ●Erect ●Enlarged

Sumit Kumar 5 days ago

In lens::real,inverted,enlarged

Sumit Kumar 5 days ago

In mirror Virtual Erect Bigger in size Enlarged
  • 2 answers

Anuj Chaturvedi 1 day, 19 hours ago

4

Adarsh Pandey Åp 5 days, 9 hours ago

4 type of teeth
  • 1 answers

Rayyn Pandey 1 week, 2 days ago

Rectent
  • 1 answers

Sumit Sahani 1 week, 3 days ago

119 elements name
  • 1 answers
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  • 2 answers

Sahil Singh Rawat 1 week, 5 days ago

Centre of Indian economy

Sahil Singh Rawat 1 week, 5 days ago

Development reports
  • 3 answers

Piyush Kuntal 1 week ago

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Ankita Yadav 6 days, 23 hours ago

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Sahil Singh Rawat 1 week, 5 days ago

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  • 3 answers

Kashish Gupta 1 week, 5 days ago

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Ankita Kumari 2 weeks ago

When two or more substances combine to form a single product, the reactions are called combination reactions

Koushik U 2 weeks, 1 day ago

Combination reaction is a type of reaction in which two or more elements or compounds (reactants) combine to form a single compound (product)
  • 2 answers

Ankita Yadav 1 week, 5 days ago

Anything remain lived for need a any living organising that is called life process

Sadiya Parween 2 weeks ago

What is Life process
  • 1 answers

Vedika Tiwari 1 week, 5 days ago

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  • 2 answers

Krishna Singh 2 weeks, 5 days ago

Yes

Krishna Singh 2 weeks, 5 days ago

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  • 2 answers

Account Deleted 3 weeks, 1 day ago

potassium

Ongchuk Gyalsten Sherpa 2 weeks, 6 days ago

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  • 1 answers

Harshit Sunil 2 weeks, 6 days ago

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  • 3 answers

Ankita Yadav 1 week, 5 days ago

Photons re is a packets of energy find in light

Vedika Tiwari 1 week, 5 days ago

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Aditya Kumar Kar 3 weeks, 3 days ago

What is chemical reactions
  • 0 answers

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