(a) Write any two-chemical reactions of metals.
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Highly reactive metals react forcefully when they burnt in oxygen. Metals like potassium and sodium are stored in oil as they react with air in seconds. ... Metals produce hydrogen gas and metal oxide while reacting with water. Soluble metal oxides dissolve in water and form metal hydroxide.
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1. Reactions with water. Metals can react with water, acid and oxygen. ...
2. Reactions with oxygen. When metals react with oxygen, metal oxides are formed.
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