我想問如果
adding magnesium to lead(Ⅱ)nitrate solution 會唔會有reaction?
adding lead to manesium nitrate solution 會唔會有reaction?
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2006-12-05 14:28:03 · 2 個解答 · 發問者 ying 1 in 科學 ➔ 化學
Metal: K > Na > Ca > Mg > Al > Zn > Fe > Pb > Cu > Hg> Ag> Au
Ions: K+< Na2+< Ca2+< Mg2+< Al3+< Zn2+< Fe2+,3+< Pb2+< Cu2+< Hg< Ag+
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1) adding magnesium to lead(Ⅱ)nitrate solution 會唔會有reaction?
Ans: yes
Metal: K > Na > Ca > Mg > Al > Zn > Fe > Pb > Cu > Hg> Ag> Au
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Ions: K+< Na2+< Ca2+< Mg2+< Al3+< Zn2+< Fe2+,3+< Pb2+< Cu2+< Hg< Ag+
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2) adding lead to manesium nitrate solution 會唔會有reaction?
Ans: No
Metal: K > Na > Ca > Mg > Al > Zn > Fe > Pb > Cu > Hg> Ag> Au
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Ions: K+< Na2+< Ca2+< Mg2+< Al3+< Zn2+< Fe2+,3+< Pb2+< Cu2+< Hg< Ag+
2006-12-08 20:37:24 補充：
magnesium to lead(Ⅱ)nitrate solution Mg(s) + Pb(NO3)2 (aq) -----> Pb(s) + Mg(NO3)2 (aq)Observations:1. magnesium metal dissolved2. a grey solid is coated on magnesium 3. the colour of solution does not change
2006-12-08 15:31:48 · answer #1 · answered by Twins 2 · 0⤊ 0⤋
adding magnesium to lead(Ⅱ)nitrate solution 會唔會有reaction?
Yes, magnesium nitrate and lead would be formed.
adding lead to manesium nitrate solution 會唔會有reaction?
NO. Nothing happen.
2006-12-05 15:07:58 · answer #2 · answered by ? 7 · 0⤊ 0⤋