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प्रश्न
Alkaline earth metal (A), belongs to 3rd period reacts with oxygen and nitrogen to form compound (B) and (C) respectively. It undergoes metal displacement reaction with AgNO3 solution to form compound (D). Identify A, B, C and D.
उत्तर
Alkaline earth metal, 3rd → Magnesium (Mg) ……….(A)
\[\ce{2Mg + O2 -> 2MgO}\] …………(B)
\[\ce{3Mg + N2 -> Mg3N2}\] ..........(C)
\[\ce{Mg + 2AgNO3 -> 2Ag + Mg(NO3)2}\] ………….(D)
- A – Magnesium
- B – Magnesium oxide
- C – Magnesium nitride
- D – Magnesium
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