Chemistry
Grade-10
Easy
Question
The incorrect statement among the following is
- Hydrogen chlorides can be formed by a direct combination of hydrogen and chlorine.
- HNO3 and Al(OH)3 are the weak acid and strong base, respectively.
- Nitric acids are used in the manufacture of explosives.
- When the oxide of carbon reacts with water, it leads to the formation of carbonic acid.
Hint:
Nitric acid is a strong acid.
The correct answer is: HNO3 and Al(OH)3 are the weak acid and strong base, respectively.
HNO3 and Al(OH)3 are the weak acid and strong base, respectively. - INCORRECT
HNO3 is a strong acid with pH less than 2.
Al(OH)3 is not a strong base.
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