本题目来源于试卷: Mechanisms of Chemical Change F.2 Electron Transfer Reactions，类别为 IB化学
[单选题]
What are the correct p 9de:py5( thftmf +,udroducts of the reaction of nitric bsxmxf 5y8 )fv li806mrs 2y;iacid and magnesium metal srb0fmv8i8 2l5y si);yxfx6m ?
A. $MgNO_3$ and $H_2O$
B. $MgNO_3$ and $H_2$
C. $Mg(NO_3)_2$ and $H_2O$
D. $Mg(NO_3)_2$ and $H_2$
参考答案: D
本题详细解析:
Metals and acids react to produce a salt and hydrogen gas. The formulaerco v9a 0+xkfn,yu4o2 of the ions are +kn4 ,f2xuo y9acovr0$Mg^{2+}$ and $NO_3^{-}$, therefore for a neutral salt, two nitrate ions are required for each magnesium ion.
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