Chemistry
Grade-10
Easy
Question
Metals reacts with the oxygen or the air to give their respective metal……….?
- Carbides
- Hydroxide
- Oxides
- Sulphide
Hint:
Metal + Oxygen 
Metal oxide
The correct answer is: Oxides
When metals react with oxygen, metal oxides are formed. The speed of the reaction depends on the reactivity of the metal.
Metal + Oxygen Metal oxide
2Mg + O2 2MgO
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