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1994 WAEC Chemistry Theory When ethane - 1,2-dioic acid is heated with concentrated tetraoxosulphate (VI) acid, a reaction represented...

Chemistry
WAEC 1994

When ethane - 1,2-dioic acid is heated with concentrated tetraoxosulphate (VI) acid, a reaction represented by the following equation occurs:

(a) State the type of process involved in the reaction

(b) What is the basicity of ethane-1, s-dioic acid?

(c) List three differences in the chemical properties of the two oxides of carbon  produced during the reaction

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Explanation

(a) The type of process involved in the reaction is called dehydration

(b) The basicity of the acid is 2

 

(c)

Carbon (ii) oxide (CO)

Carbon (iv) oxide (CO\(_2\))

1. It burns in air

2. It is a reducing agent

3. No action on lime water

1. Does not burn in air

2. Has no reducing properties

3. It turns lime water milky.

 


 


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