配套习题- 热化学方程式的判断 -【青果学院】

1/5单选题

难度：

1.N₂H₄是一种高效清洁的火箭燃料．0.25molN₂H₄（g）完全燃烧生成氮气和气态水时，放出133.5kJ热量．则下列热化学方程中正确的是

A	N₂（g）+H₂O（l）△H=+257kJ·mol^-1
B	N₂H₄（g）+O₂（g）=N₂（g）+2H₂O（l）△H=-133.5kJ·mol^-1
C	N₂H₄（g）+O₂（g）=N₂（g）+2H₂O（g）△H=+534kJ·mol^-1
D	N₂H₄（g）+O₂（g）=N₂（g）+2H₂O（g）△H=-534kJ·mol^-1

正确答案：RA==

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

2/5单选题

难度：

2.下列热化学方程式书写正确的是

A	C（s）+O₂（g）=CO₂（g）ΔH=+393.5 kJ/mol
B	2SO+O₂=2SO₃ΔH=－196．6 kJ/mol
C	H₂（g）+1/2O₂（g）=H₂O（l）ΔH=－285.8 kJ/mol
D	2H₂（g）+O₂（g）=2H₂O（l）ΔH=－571.6 kJ

正确答案：Qw==

Q+eahOeHg+eDp+WPjeW6lOS4uuaUvueDreWPjeW6lO+8jEHplJnvvJvkuablhpnng63ljJblrabmlrnnqIvlvI/pnIDopoHluKbnirbmgIHvvIxC6ZSZ77ybzpRI55qE5Y2V5L2N5Li6a0rCt21vbDxzdXA+77yNMTwvc3VwPu+8jETplJnjgII=

3/5单选题

难度：

3.试直接判断下列热化学方程式书写不正确的是

A	H₂(g)＋Cl₂(g)===HCl(g)ΔH＝－91.5 kJ/mol
B	H₂(g)＋Cl₂(g)===HCl(g)ΔH＝＋91.5 kJ/mol
C	H₂(g)＋Cl₂(g)===2HCl(g)　ΔH＝－183 kJ/mol
D	2HCl(g)===H₂(g)＋Cl₂(g)　ΔH＝＋183 kJ/mol

正确答案：Qg==

5rCi5rCU54eD54On5bqU6K+l5piv5pS+54Ot5Y+N5bqU77yM4pazSOW6lOivpeWwj+S6jjDvvIzmiYDku6XpgInpoblC5LiN5q2j56Gu77yM5YW25L2Z6YCJ6aG56YO95piv5q2j56Gu55qE77yM562U5qGI6YCJQuOAgjxicj4=

4/5单选题

难度：

4.在一定条件下，将64 g二氧化硫气体氧化成三氧化硫气体时，实验测得放出热量为78.64 kJ，已知二氧化硫在此条件下的转化率为80%。下列热化学方程式书写正确的是

A	SO₂(g)＋O₂(g)SO₃(g)ΔH＝－98.3 kJ·mol^－1
B	2SO₂(g)＋O₂(g) 2SO₃(l)ΔH＝－196.6 kJ·mol^－1
C	SO₂(g)＋O₂(g)SO₃(g)ΔH＝－78.64 kJ·mol^－1
D	2SO₂(g)＋O₂(g) 2SO₃(g)ΔH＝＋196.6 kJ·mol^－1

正确答案：QQ==

5qC55o2u6aKY55uu5Y+v55+l6K+l5Y+N5bqU5Li65pS+54Ot5Y+N5bqU77yMzpRI77ycMO+8jETpgInpobnplJnor6/vvJvigJxs4oCd6KGo56S65ray5oCB77yM6aKY55uu6KaB5rGC55qE5piv55Sf5oiQ5LiJ5rCn5YyW56Gr5rCU5L2T77yMQumAiemhuemUmeivr++8m+WPr+mAhuWPjeW6lOS4reeahM6USOaMh+eahOaYr+WFtuWujOWFqOWPjeW6lOaXtuaUvuWHuueahOeDremHj++8jOS4juWFtuaYr+WQpuWPr+mAhuWSjOi9rOWMlueOh+aXoOWFs++8jEPpgInpobnplJnor6/jgIJuKFNPPHN1Yj4yPC9zdWI+Ke+8nTEgbW9s77yM5Y+C5Yqg5Y+N5bqUMC44IG1vbO+8jOaUvuWHuueDremHj+S4ujc4LjYga0rvvIzoi6Xlj4LliqDlj43lupTnmoRTTzxzdWI+Mjwvc3ViPuaYrzEgbW9s77yM5YiZ5pS+5Ye655qE54Ot6YeP5Li6OTguMyBrSu+8jOaVhUHmraPnoa7jgII=

5/5单选题

难度：

5.2013年6月11日我国成功发射了“神州十号”。这标志着中国人的太空时代又前进了一大步。发射“神十”时用肼作为火箭发动机的燃料，NO2为氧化剂，反应生成N2和水蒸气。已知：N₂(g)＋2O₂(g)＝2NO₂(g)；△H＝＋67.7 kJ/molN₂H₄(g)＋O₂(g)＝N₂(g)＋2H₂O(g)；△H＝－534 kJ/mol下列关于肼和NO₂反应的热化学方程式中，正确的是

A	2N₂H₄(g)＋2NO₂(g)＝3N₂(g)＋4H₂O(l)；△H＝－1135.7kJ/mol
B	2N₂H₄(g)＋2NO₂(g)＝3N₂(g)＋4H₂O(g)；△H＝－1000.3kJ/mol
C	N₂H₄(g)＋NO₂(g)＝N₂(g)＋2H₂O(l)；△H＝－1135.7kJ/mol
D	2N₂H₄(g)＋2NO₂(g)＝3N₂(g)＋₄H2O(g)；△H＝－1135.7kJ/mol

正确答案：RA==

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