CAIE A-Level Chemistry A2 34.1.3 Basicity of Aq Solutions of Amines Topic Practice

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Question 1

[Maximum number: 3]

Copper is a transition element and has atomic number 29.

Question (a)

(a)

Ethane-1,2-diamine is a useful reagent in organic chemistry.

[ 3 ]

Question (i)

(i)

Explain how the amino groups in ethane-1,2-diamine allow the molecule to act as a Brønsted-Lowry base.

[ 2 ]

Question (ii)

(ii)

Write an equation for the reaction of ethane-1,2-diamine with an excess of hydrochloric acid.

[ 1 ]
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