[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fSDt_bjYX7LMgoWo3cKQwwoaRGBegQo0q_-LvfXPcoY4":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2026-02-13 01:38:26",319016064,[8,9,10,11],"0","1","2","3",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},13,"e748ecab79a0fc5c3e37e14b1a25d3f7","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbe2dda8735d8ad3e42e44b8376f7e0d5.jpg","基础化学（Ⅰ）","fa5128e8014145f391235fe1f275edba","3.5测试题","基元反应A + B → C 的反应级数为( )",[21,32,41,50,59,68,76,83,92,101],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],319016055,[25,26,27,28],"1\u002F2∶1\u002F3∶1\u002F3∶1","2∶3∶3∶1","3∶1∶1∶2","6∶2∶3∶6","反应mA+nB=pC+qD的反应速率的关系为vA∶vB∶vC∶vD=2∶3∶3∶1,则m∶n∶p∶q=( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],319016056,[36,37,38,39],"浓度","压强","温度","催化剂","下列仅对有气体参加的化学反应速率有影响的是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],319016057,[45,46,47,48],"减少反应物分子的碰撞机会","降低反应物活化分子的百分数","增加单位体积内反应物分子数","增加单位体积内反应物活化分子数","升高温度使化学反应速率增大的原因是( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],319016058,[54,55,56,57],"0.3 mol· (L·s)-1","0.4 mol·(L·s)","0.6 mol·(L·s)","0.8mol·(L·s)","在N2(g) + 3H2(g)\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F044ef22a1704e3a48bcaecce450bc06b.png\">2NH3(g)反应中,自反应开始至2s末,NH3的浓度由0增至0.4mol\u002FL,则以H2表示该反应的平均速率是( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],319016059,[63,64,65,66],"-0.5 mol· (L·s)-1","-1 mol· (L·s)-1","0.5 mol· (L·s)-1","2 mol· (L·s)-1","某一化学反应:2A + B → C是一步完成的.A的起始浓度为 2 mol\u002FL,B的起始浓度是4 mol\u002FL,1 s后,A 的浓度下降到 1 mol\u002FL,该反应的平均速率为( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":75,"source":30,"type":31},[],319016060,[72,54,73,74],"0.1 mol· (L·s)-1","0.4 mol· (L·s)-1","0.6 mol· (L·s)-1","在N2(g) + 3H2(g)≒2NH3(g)反应中,自反应开始至2s末,NH3的浓度由0增至0.4mol\u002FL,则以H2表示该反应的平均速率是( )",{"answer":77,"createTime":5,"id":78,"options":79,"question":82,"source":30,"type":31},[],319016061,[65,80,81,72],"1 mol· (L·s)-1","0.25 mol· (L·s)-1","某一化学反应:2A + B → C是一步完成的.A的起始浓度为 2 mol\u002FL,B的起始浓度是4 mol\u002FL,2 s后,A 的浓度下降到 1 mol\u002FL,该反应的v(B)平均速率为( )",{"answer":84,"createTime":5,"id":85,"options":86,"question":91,"source":30,"type":31},[],319016062,[87,88,89,90],"1~2倍","1~3倍","2~3倍","2~4倍","一般化学反应,在一定的温度范围内,温度每升高10℃,反应速率增加到原来的( )",{"answer":93,"createTime":5,"id":94,"options":95,"question":100,"source":30,"type":31},[],319016063,[96,97,98,99],"复杂反应是由若干基元反应组成的","在反应速率方程式中,各物质浓度的指数等于反应方程式中各物质的计量数时,此反应必为基元反应","反应级数等于反应方程式中反应物的计量数之和","反应速率等于反应物浓度的乘积","下列叙述中,正确的是( )",{"answer":102,"createTime":5,"id":6,"options":103,"question":19,"source":30,"type":31},[],[8,9,10,11]]