An organic compound reacts with both dilute hydrochloric acid and dilute sodium hydroxide solution - VCE - SSCE Chemistry - Question 12 - 2010 - Paper 1
Question 12
An organic compound reacts with both dilute hydrochloric acid and dilute sodium hydroxide solution.
The compound could be
A. C₂H₅Cl
B. C₆H₅NH₂
C. C₂H₄COOH
D. H₃NCH₂C... show full transcript
Worked Solution & Example Answer:An organic compound reacts with both dilute hydrochloric acid and dilute sodium hydroxide solution - VCE - SSCE Chemistry - Question 12 - 2010 - Paper 1
Step 1
A. C₂H₅Cl
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Answer
C₂H₅Cl (ethyl chloride) can react with dilute hydrochloric acid through nucleophilic substitution, replacing the chlorine atom; however, it would not react with dilute sodium hydroxide.
Step 2
B. C₆H₅NH₂
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Answer
C₆H₅NH₂ (aniline) can react with dilute hydrochloric acid to form anilinium chloride. However, it doesn't readily react with dilute sodium hydroxide.
Step 3
C. C₂H₄COOH
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Answer
C₂H₄COOH (acetic acid) can react with dilute hydrochloric acid but does not readily react with dilute sodium hydroxide; thus, it's not a strong candidate.
Step 4
D. H₃NCH₂COOH
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Answer
H₃NCH₂COOH (glycine) can react with both dilute hydrochloric acid to form a cationic form and dilute sodium hydroxide to form the anionic form. Therefore, this is the correct compound.
