如图是为探究物质燃烧条件设计的实验．甲中的白磷未燃烧，而乙中的白磷发生了燃烧．（1）该实验主要探究
\u5982\u56fe\u662f\u4e3a\u63a2\u7a76\u7269\u8d28\u71c3\u70e7\u6761\u4ef6\u8bbe\u8ba1\u7684\u5b9e\u9a8c\uff0e\u7532\u4e2d\u7684\u767d\u78f7\u672a\u71c3\u70e7\uff0c\u800c\u4e59\u4e2d\u7684\u767d\u78f7\u53d1\u751f\u4e86\u71c3\u70e7\uff0e\uff081\uff09\u8be5\u5b9e\u9a8c\u4e3b\u8981\u63a2\u7a76\uff081\uff09\u7532\u4e2d\u7684\u767d\u78f7\u4e0d\u80fd\u591f\u71c3\u70e7\u662f\u56e0\u4e3a\u7f3a\u5c11\u71c3\u70e7\u6240\u9700\u8981\u7684\u6c27\u6c14\uff0c\u800c\u4e59\u4e2d\u7684\u767d\u78f7\u80fd\u591f\u71c3\u70e7\u6b63\u662f\u56e0\u4e3a\u4e0e\u6c27\u6c14\u63a5\u89e6\u4e86\uff0c\u6240\u4ee5\u8be5\u5b9e\u9a8c\u4e3b\u8981\u63a2\u7a76\u7684\u71c3\u70e7\u6761\u4ef6\u662f\u71c3\u70e7\u9700\u8981\u6c27\u6c14\uff0e\u6545\u7b54\u6848\u4e3a\uff1a\u71c3\u70e7\u9700\u8981\u6c27\u6c14\uff0e\uff082\uff09\u767d\u78f7\u71c3\u70e7\u53ef\u751f\u6210\u4e94\u6c27\u5316\u4e8c\u78f7\uff0c\u53cd\u5e94\u65b9\u7a0b\u5f0f\u662f\uff1a4P+5O2 \u70b9\u71c3 . 2P2O5\uff0e\u6545\u7b54\u6848\u4e3a\uff1a4P+5O2 \u70b9\u71c3 . 2P2O5\uff0e\uff083\uff09\u8981\u9a8c\u8bc1\u7a7a\u6c14\u4e2d\u6c27\u6c14\u7684\u4f53\u79ef\u5206\u6570\u7ea6\u4e3a15\uff0c\u5e94\u505a\u5230\u767d\u78f7\u8db3\u91cf\uff0c\u4f7f\u7a7a\u6c14\u4e2d\u7684\u6c27\u6c14\u80fd\u591f\u6210\u5206\u4e0e\u767d\u78f7\u53cd\u5e94\uff1b\u88c5\u7f6e\u8981\u5bc6\u5c01\u597d\uff0c\u9632\u6b62\u5916\u754c\u7a7a\u6c14\u8fdb\u5165\uff0c\u4f7f\u6d4b\u91cf\u7684\u7ed3\u679c\u4e0d\u51c6\u786e\uff0e\u6545\u7b54\u6848\u4e3a\uff1a\u2460\u8db3\u91cf\uff1b\u2461\u5bc6\u5c01\u597d\uff0e
\u767d\u78f7\u71c3\u70e7\u53ef\u751f\u6210\u4e94\u6c27\u5316\u4e8c\u78f7\uff0c\u53cd\u5e94\u65b9\u7a0b\u5f0f\u662f\uff1a4P+5O2 \u70b9\u71c3 . 2P2O5\uff0e\u6545\u7b54\u6848\u4e3a\uff1a4P+5O2 \u70b9\u71c3 . 2P2O5\uff0e\u2460B\u74f6\u4e2d\u7684\u767d\u78f7\u8fbe\u5230\u4e86\u7740\u706b\u70b9\uff0c\u53ea\u662f\u6ca1\u6709\u4e0e\u6c27\u6c14\u63a5\u89e6\uff0c\u6240\u4ee5\u4e0d\u80fd\u71c3\u70e7\uff0e\u5728\u4e0d\u6539\u53d8\u88c5\u7f6e\u3001\u4e0d\u589e\u52a0\u8bd5\u5242\u7684\u524d\u63d0\u4e0b\uff0c\u4f7f\u9525\u5f62\u74f6B\u5185\u7684\u767d\u78f7\u71c3\u70e7\u8d77\u6765 \u7684\u6700\u7b80\u5355\u7684\u64cd\u4f5c\u65b9\u6cd5\u662f\u5c06\u88c5\u7f6e\u5012\u7f6e\uff0c\u6253\u5f00\u6d3b\u585e\uff0c\u8ba9\u6c27\u6c14\u4e0e\u767d\u78f7\u63a5\u89e6\uff0e\u6545\u7b54\u6848\u4e3a\uff1a\u5c06\u88c5\u7f6e\u5012\u7f6e\uff0c\u6253\u5f00\u6d3b\u585e\uff0e\u2461\u8be5\u5b9e\u9a8c\u4e3b\u8981\u63a2\u7a76\u7684\u71c3\u70e7\u6761\u4ef6\u662f\u53ef\u71c3\u7269\u4e0e\u6c27\u6c14\u63a5\u89e6\uff0e\u6545\u7b54\u6848\u4e3a\uff1a\u53ef\u71c3\u7269\u4e0e\u6c27\u6c14\u63a5\u89e6\uff0e\u2462\u8981\u9a8c\u8bc1\u7a7a\u6c14\u4e2d\u6c27\u6c14\u7684\u4f53\u79ef\u5206\u6570\u7ea6\u4e3a15\uff0c\u5e94\u505a\u5230\u767d\u78f7\u8db3\u91cf\uff0c\u4f7f\u7a7a\u6c14\u4e2d\u7684\u6c27\u6c14\u80fd\u591f\u6210\u5206\u4e0e\u767d\u78f7\u53cd\u5e94\uff0e\u6545\u7b54\u6848\u4e3a\uff1a\u767d\u78f7\u5fc5\u987b\u8db3\u91cf
（1）白磷要燃烧只缺少与氧气接触这一个条件，故答案：可燃物要与氧气接触．（2）白磷要燃烧只缺少与氧气接触这一个条件，所以实验时应做的让白磷和氧气接触，故答案：接触氧气；倒置．
绛旓細锛1锛夋俯搴﹁揪鍒扮墿璐ㄧ潃鐏偣锛涢渶瑕佹哀姘旓紙2锛変笝锛岀敓鎴愪簲姘у寲浜岀７婧惰В鍦ㄦ按涓紝涓嶄細鎵╂暎鍒扮┖姘斾腑锛3锛塒 2 O 5 +3H 2 O=2H 3 PO 4 锛屽寲鍚堝弽搴 璇曢鍒嗘瀽锛氾紙1锛夐摐鐗囦笂鐨勭孩纾锋病鏈夊彂鐢熺噧鐑э紝鑰岀櫧纾风噧鐑э紝鐧界７鍜岀孩纾峰鐣鏉′欢鐩稿悓锛屽彧鏄潃鐏偣涓嶅悓锛屽洜姝よ鏄鐗╄川鐕冪儳娓╁害闇杈惧埌鐫鐏偣锛庣儹姘翠腑鐨勭櫧纾蜂笌閾滅墖...
绛旓細锛1锛夐摐鐗囦笂鐨勭櫧纾疯兘澶熺噧鐑э紝鏄洜涓哄叿澶囦簡鐗╄川鐕冪儳鐨勬潯浠锛氣憼鐗╄川鍏锋湁鍙噧鎬э紟鈶″彲鐕冪墿涓庢哀姘旀帴瑙︼紱锛2锛夊鏋滅櫧纾烽噺姣旇緝澶氾紝鐕冪儳涓娈垫椂闂村悗閾滅墖浠ュ強绾㈢７鍛ㄥ洿鐨勬俯搴﹀崌楂橈紝杈惧埌浜嗙孩纾风殑鐫鐏偣锛岀孩纾峰張涓庢哀姘旀帴瑙︼紝绗﹀悎鐗╄川鐕冪儳鐨勬潯浠讹紟鎵浠ョ孩纾蜂篃鐕冪儳浜嗚捣鏉ワ紱锛3锛夎嫢鐢ㄥ绠″鐫姘翠腑鐨勭櫧纾峰惞鍏ョ┖姘旓紝鍥犱负鐑按涓...
绛旓細闃叉浜旀哀鍖栦簩纾烽告暎鍒扮┖姘斾腑锛屾薄鏌撶┖姘旓紟鏁呯瓟涓猴細锛1锛変笝锛岀敳鍚屽瀹為獙鐢熸垚鐨凱2O5鐩存帴鎺掓斁鍒扮┖姘斾腑锛涗箼鍚屽瀹為獙鐢熸垚鐨凱2O5浼氫粠澶х儳鏉彛閫稿嚭姹℃煋绌烘皵锛涳紙2锛夌墿璐ㄧ噧鐑ч渶瑕佹哀姘旓紱鏀寔鐗╄川鐕冪儳瑕佹湁鍏呰冻鐨勬哀姘旓紱锛3锛鐗╄川鐕冪儳鐨娓╁害闇瑕佽揪鍒扮潃鐏偣锛涳紙4锛夐槻姝㈢敓鎴愮殑P2O5姹℃煋绌烘皵锛
绛旓細鍛ㄧ憸鐐圭噧鐨勬垬鑸逛娇鏈ㄨ埞杈惧埌鐫鐏偣锛屼笢椋庡張鎻愪緵浜嗗厖瓒崇殑姘ф皵锛庡叿澶囦簡鐗╄川鐕冪儳鐨勬潯浠锛屼娇鏇瑰啗鐨勬湪鑸圭噧璧峰ぇ鐏紟鏁呯瓟妗堜负锛氾紙1锛夐摐鐗囦笂鐨勭櫧纾疯兘澶熺噧鐑э紝鏄洜涓哄叿澶囦簡鐗╄川鐕冪儳鐨勬潯浠讹細鈶犵墿璐ㄥ叿鏈夊彲鐕冩э紟鈶″彲鐕冪墿涓庢哀姘旀帴瑙︼紟鈶㈣揪鍒板彲鐕冪墿鐨勭潃鐏偣锛涜岀孩纾疯櫧涓庢哀姘旀帴瑙︼紝浣嗘俯搴︽湭鍒板埌鐫鐏偣锛屾晠涓嶈兘鐕冪儳锛涳紙2锛...
绛旓細棰樼洰涓璦銆乧涓轰竴缁勶紝a鏄爺绌瀹為獙锛宑涓哄鐓у疄楠岋紟a鑳藉鐕冪儳鏄洜涓烘弧瓒充簡鐗╄川鐕冪儳鐨鏉′欢锛氱墿璐ㄥ叿鏈夊彲鐕冩с佷笌姘ф皵鎺ヨЕ銆佽揪鍒扮潃鐏偣锛沜涓嶈兘鐕冪儳鏄洜涓烘病鏈夎揪鍒扮潃鐏偣锛庤繖涓缁勭殑鍙橀噺鏄彲鐕冪墿鐨勭潃鐏偣涓嶅悓锛屽疄楠岃鏄庡彲鐕冪墿鐨勭潃鐏偣鏄鐕冪儳鏉′欢涔嬩竴锛屽嵆娓╁害鏄惁杈惧埌鍙噧鐗╃殑鐫鐏偣锛庡湪a銆乥杩欑粍瀹為獙涓紝b鏄鐓...
绛旓細C 璇曢鍒嗘瀽锛 A.鐜拌薄鈶犫憿璇存槑鐗╄川鐕冪儳闇瑕佷笌鍏呰冻鐨勬哀姘旀帴瑙︼紝鏁呰娉曢敊璇紱B锛庝骇鐢熺幇璞♀憽鈶㈢殑瀹為獙鐨勫彉閲忓お澶氾紝涓嶈兘寰楀嚭缁撹锛岃娉曢敊璇紱C锛庝骇鐢熺幇璞♀憼鈶＄殑瀹為獙鏉′欢鐩稿悓锛屽彧鏄彲鐕冪墿涓嶅悓锛岃兘澶熻鏄庣櫧纾风殑鐫鐏偣姣旂孩纾风殑鐫鐏偣浣庯紝璇存硶姝ｇ‘锛汥锛庝骇鐢熺幇璞♀憽鐨勫疄楠屾病鏈夎揪鍒扮孩纾风殑鐫鐏偣锛屾墍浠ヤ笉鐕冪儳锛屼笉鑳借...
绛旓細鏍规嵁鐗╄川鐕冪儳鐨勬潯浠锛氱墿璐ㄥ叿鏈夊彲鐕冩с佷笌姘ф皵鎺ヨЕ銆佽揪鍒扮潃鐏偣锛岄摐鐗囦笂鐨勭孩纾蜂笉鑳界噧鐑э紝鏄洜涓烘病鏈夎揪鍒扮潃鐏偣锛涢摐鐗囦笂鐨勭櫧纾疯兘澶熺噧鐑э紝鏄洜涓虹櫧纾蜂笌姘ф皵鎺ヨЕ锛屽苟杈惧埌鐫鐏偣锛屾墍浠ョ噧鐑э紱姘翠腑鐨勭櫧纾峰洜涓轰笉涓庢哀姘旀帴瑙︼紝鎵浠ヨ櫧鐒惰揪鍒扮潃鐏偣锛屼絾涓嶈兘鐕冪儳锛庡弽搴旂殑鏂圭▼寮忎负锛4P+5O2 鐐圭噧 . 2P2O5鍙嶅簲绗﹀悎鈥滃鍙樹竴鈥...
绛旓細鏄洜涓虹儹姘寸殑娓╁害涓嶈兘杈惧埌绾㈢７鐨勭潃鐏偣锛岃鏄庡彲鐕鐗╃噧鐑娓╁害瑕佽揪鍒板畠鐨勭潃鐏偣锛庯紙5锛夌敤澶х儳鏉僵浣忕櫧纾风噧鐑х殑鐩殑鏄槻姝簲姘у寲浜岀７閫告暎鍒扮┖姘斾腑锛屾薄鏌撶┖姘旓紟鏁呯瓟妗堜负锛氾紙1锛変骇鐢熷ぇ閲忕殑鐧界儫锛涳紙2锛変笝锛岀敳鍚屽瀹為獙鐢熸垚鐨凱2O5鐩存帴鎺掓斁鍒扮┖姘斾腑锛涗箼鍚屽瀹為獙鐢熸垚鐨凱2O5 浼氫粠澶х儳鏉彛閫稿嚭姹℃煋绌烘皵锛庯紙3锛鐗╄川鐕...
绛旓細锛1锛夐摐鐗囦笂鐨勭櫧纾峰拰姘翠腑鐨勭櫧纾风殑娓╁害閮借揪鍒颁簡鐫鐏偣锛岄摐鐗囦笂鐨勭櫧纾疯兘澶熺噧鐑э紝鑰屾按涓殑鐧界７涓嶈兘鐕冪儳锛岃鏄庡彲鐕鐗╃噧鐑闇瑕佷笌姘ф皵鎺ヨЕ锛涢摐鐗囦笂鐨勭櫧纾峰拰绾㈢７閮戒笌姘ф皵鎺ヨЕ锛岃屾俯搴﹁揪鍒颁簡鐧界７鐨勭潃鐏偣锛岃兘澶熺噧鐑э紝娓╁害娌℃湁杈惧埌绾㈢７鐨勭潃鐏偣锛屼笉鑳界噧鐑э紝璇存槑娓╁害杈惧埌鍙噧鐗╃潃鐏偣鏃舵墠鑳藉鐕冪儳锛庯紙2锛夌櫧纾风噧鐑х敓鎴愪簲...
绛旓細锛1锛変粠棰樹腑鐨勪俊鎭偣鍙煡浜旀哀鍖栦簩纾风矇灏樺睘鏈夋瘨鐗╄川锛岀櫧纾峰拰绾㈢７鐨鐕冪儳閮戒細浜х敓浜旀哀鍖栦簩纾凤紝鎵浠ュ湪璇曢獙涓竴瀹氳娉ㄦ剰灏介噺涓嶇洿鎺ヤ笌浜旀哀鍖栦簩纾锋帴瑙︼紟浠庡浘涓彲浠ョ湅鍑哄皬鐪熴佸皬鍠勭殑璇曢獙璁捐瑁呯疆涓嶅瀵嗛棴锛岄兘鑳戒娇鐕冪儳鍚庣殑浜х墿鐩存帴鎺ヨЕ浜猴紝鑰屽皬缇庣殑鍒欎笉鑳斤紝鎵浠ュ皬缇庣殑璇曢獙鏂规鏈濂斤紟鏁呯瓟妗堜负锛氬皬缇庛佸皬鐪熴佸皬鍠...
