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प्रश्न
The acid which can be used to etch designs on brassware is ______.
विकल्प
HCl
HNO3
H2SO4
H2CO3
MCQ
रिक्त स्थान भरें
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उत्तर
The acid which can be used to etch designs on brassware is `bbunderline(HNO_3)`.
Explanation:
Nitric acid reacts with the metals present in brass, mainly copper and zinc. Because of this corrosive action, it can be used to etch designs on brassware.
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