2023
Chemistry
POST UTME
Which of the following acids is not suitable for producing hydrogen gas from metals?
A.
H P
B.
HNO
C.
H SO
D.
HCl
Correct Answer: H P
Explanation
the action of dilute acid on metals that are above hydrogen in the electrochemical series will liberate hydrogen gas. HNO however, is not suitable for this reaction due to high oxidizing nature. The hydrogen to be supposedly formed will be the oxidized to water
the action of dilute acid on metals that are above hydrogen in the electrochemical series will liberate hydrogen gas. HNO however, is not suitable for this reaction due to high oxidizing nature. The hydrogen to be supposedly formed will be the oxidized to water
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