Question

Give two uses of sodium hydroxide(NaOH). What is the action of following
reagents on Magnesium metal (Mg):
i) Oxygen(02) ii) Chlorine(Cl2)​

Answer 1

Answer:

sodium hydroxide used in de greasing metal and manufacture of soap and metal

Answer 2

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1. NaOH is used in disinfectant products .

2. NaOH is used in water treatment .

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$i)\:⇒\:Mg\: + \:{O}_{2} \:⟶ \:{MgO}_{2}\:.$

product form in this reaction is Magnesium peroxide .

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$ii)\:⇒\:Mg\: + \:{CL}_{2} \:⟶ \:{MgCL}_{2}\: .$

product form in this reaction is Magnesium chloride .

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