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प्रश्न
______ react with dil. HNO3 to evolve hydrogen gas.
विकल्प
Iron and copper
Manganese and magnesium
Zinc and manganese
Aluminium and magnesium
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उत्तर
Manganese and magnesium react with dil. HNO3 to evolve hydrogen gas.
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संबंधित प्रश्न
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\ce{O}\phantom{.....}\\
||\phantom{.....}\\
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