2022年河南省商丘市虞城县中考化学二模试卷（B卷）（附答案详解）

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D៉.14.ூ>ᫀ௃Bூ=᪆௃=ḄᓄaḄ46l0.2g+(2x100%)=7.3g,ᑣḄᐗḄ46l7.3g-0.2g=7.1g,Ḅ46l13.1g-7.1g=6gᐰ¡¢{ᑣXg£ᨵ¥¦§XᎷ©6gᐰªCe©«^a¬46lx,Fe+2HCI=FeCl+H2T2

115626gx56_6g2-xXx0.21gᎷ©6gᐰªC³©«^a¬46ly,2A1+6HC1=2A1C1+3HT325466gy6yyx0.67gᎷ©6gᐰªC´©«^a¬46lz,Zn+2HC1=ZnCl+H2T26526gz65_6g2Zz«0.18gᎷ©6gᐰªC╅©«^a¬46lm,Mg+2HC1=MgCl+H2T22426gmᐲ=%2mm=0.5g·¸^ᡂḄa¬46¹CX¸ᜧ0.2g,X¸»0.2g,¼ᔠᱥ½ᨵR5^ᡂ0.2gḄa¬஺ᦑ⌱Bo᪷246¾ឤgÀᵫ^ᡂa¬0.2gRḄᓄaḄ46RÂḄᐗḄ469ÃRÂḄ46᪷2¦ÄÅÆÇ஺⚪È⌕ὃÊᓄ˦ÄÅÆÇÈ⌕Cᑭᵨ¦ÄÅPÎǧᩭᑖ᪆P=ᓄËÆÇḄᨵᐵ⚪ᔠᔜ¦☢ḄᩩiÂt-.Ñ஺15.ூ>ᫀ௃\¬Ò¬Ó12⚓ᐳ19⚓

12ூ=᪆௃=\¬ᐹᨵÖ×ØᔾḄÚᵨFᵨÛஹÜᶭញᦗdÒ¬ᓄËឋ4àgRÚáâãä¬஺ᦑ>ᫀl\¬Ò¬஺᪷2å¬Ḅᡂᑖ(ᔜᡂᑖḄឋ4ஹᵨ⌶9:ᑖ᪆஺?⚪È⌕ὃÊ`ç?ḄèẠêëìᜧ`=å¬Ḅᡂᑖ(ᔜᡂᑖḄឋ4ஹᵨ⌶På¬46íîᦪðVå¬46dêëᓽRᑖ᪆=>஺16.ூ>ᫀ௃òóôõᐭ÷Ḅ¢{155ூ=᪆௃=(1)»ùᎷúᙠ᱅᱅üᵨýþÿ⊟
ḂᵨḄᓄ"ᩔ$%&஺ᦑ)ᫀ+,஺(2)᝞1ᵬஹ456ᱥ8Ḅ9:;<=>?@AtJC4ḄE⛳G9HI+⛳G9HḄJᐭ4ḄLMt2°CᵬḄ9:;80g,S45gᵬḄ⛳G9Hᐸ988W=45gx⁰\]=20g,^_`aᑮ9H8W=20g+10%=200g,◤⌕Ḅ8W=200g-45g=155g஺ᦑ)ᫀ+,Jᐭ4ḄLM155஺(1)JiḄ┛klஹ╅kl@nop⏚┛rsஹtuᓄ╅rsḄvwx᪆zx{|}Ḅ;஺(2)᪷ᱥ8Ḅ9:;<=oᑨ>;ᱥ8Ḅ9:;ᜧ஺᪷ᱥ8Ḅ9:;<=oᑨḼ;ḄIᓄᱥ8Ḅ9:;Iᓄ஺⛳G9HGE⛳G9Hoᓄ஺9H^_`988WEI஺9:;<=@?Wᙢ⊤z9:;IᓄḄx9:;<=oz,>98ᙠE;Ḅ9:;E>;E98Ḅ9:;@@E;Eᱥ8Ḅ9:;E஺17.ூ)ᫀ௃¤¥2Cu+2H2so4+஺2=2CUSO4+2H2OAuஹPtூ:᪆௃:,(1)1¯°A¤¥஺ᦑ)ᫀ+,¤¥஺(2)±²HJi³ஹ^´⏚ஹuµ±²ᡂ´⏚³G±²Ḅᓄ·¸w+2Cu+2H2sO4+O—2CUSO+2HO<.242

13ᦑ)ᫀ+:2Cu+2H2sO4+0—2CUS0+2H0»242(3)ᨬ¿ᡠaÁÂÃḄᓄ·w+AuஹPt,Ä+¤¸ÅÆE@ᓄ·±²஺ᦑ)ᫀ+,AuஹPt஺(1)¤¥@n◀ÈE9ÉḄᱥ8஺(2)Ji³ஹ^´⏚ஹuµ±²ᡂ´⏚³G஺(3)ᨬ¿ᡠaÁÂÃḄᓄ·w+AuஹPt,Ä+¤¸ÅÆE@ᓄ·±²஺Ê⚪Ì⌕ὃÎᱥ8Ḅឋ8:)⌕᪷ᔜ6ᱥ8Ḅឋ8Ñᔠᔜ☢ᩩÕÖ×ᑖ᪆ஹᑨx{azÙÚḄÑÛ஺18.ூ)ᫀ௃:,(1)ᵫ±²ḄÝÞß1à,á±²´ᓄtGuµᙠâãḄᩩÕᡂäuᓄ´Gåãá±²Ḅᓄ·¸w+,2HS+3O_2SO+2HO2222(2)±²H2s´ᐗèḄᓄᔠé+-2é±²`SO2´ᐗèḄᓄᔠé++4é±²஺2uᐗèḄᓄᔠé+0é±²`H02uᐗèḄᓄᔠé+-2éá±²`ᓄᔠéᦋIḄᐗèᨵ´ᐗèஹuᐗè.)ᫀ,âãপ2H2s+3O_2SO+2H2O;22(2)´ᐗèGuᐗè(ᡈSஹ0).ூ:᪆௃᪷IᓄḄÝÞß1ᑖ᪆ᱥ8ḄÝÞ᪀ᡂஹᱥ8Ḅðñòózᱥ8ḄÝôᦪöᐵøᑏz±²Ḅ¸wᯠ`ò⚪ᔜûJoᑖ᪆:).Ê⚪ᑭᵨÝôýþ1Ì⌕ὃÎᨵᐵᑖlḄàÿ
Ḅᱥ,ᵨḄᓄᑖ᪆ᱥḄᓄ.19.ூᫀ௃18CH40—C0+2C0+4H0»38+222ூ(᪆௃()ᡂ+Ḅ,-)llg+32g—11g—14g=18g)12ᓄ343ᐗ6,-)11gxᔁx100%=3g,2ᐗ6,-8g):2ᓄ343ᐗ6,-)14gx^xl00%=6g,2ᐗ6,-8g,+4=ᐗ6Ḅ,-)18gx>X100%=2g,2ᐗ6,-16g,ioB14⚓ᐳ19⚓

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17(2)᪷19ᓄᑺḄ;<ᑖ᪆((3)᪷1*=>ឤ;@ᱥ*ḄBᓄᑏD஺F⚪H⌕ὃKᱥ*ḄᑴᜓN#O⌕᪷1ᔜQᱥ*Ḅឋ*Rᔠᔜ☢ᩩVWXᑖ᪆ஹᑨ[\]^D_`ḄRa஺25.ூ#ᫀ௃cefghFeO+6HC1=2FeCl+3HOijklᦈᱥCH+23324'n2O—C0+2HOo◀knᱥᔠq222ூN᪆௃N(l)a.◌sộuvwxyzuᩞᧇᑴᡂḄ(b.~ᔠz┡uvzuᩞᧇᑴᡂḄ(c.uvᔠᡂᩞᧇᑴᡂḄ(d.ᩈuvᜩᯠᩞᧇᑴᡂḄ((2)ᙠᵨefghḄ■┡┤஺ᑴ┤kᵨ⏚◀┤,2ᓄ⏚ᡂᓄ
ᓄ%Fe2()3+6HC1=2FeCl+3HO(32(3)☢H⌕%¡⊡ᐙḄ⃩¥¦%ij((4)জ⌼ᡂ“ª⁐¬”Ḅ¯°ᛛᧇuvklᦈᱥᚗ³(ঝᜩᯠ3ḄH⌕ᡂᑖᵬ¶ᐙᑖn·Ḅᓄ%CH4+2O2¸CO2+2H2O(¹ºᐵ¼▀¾¿ÀᰐÂᐸÄÂÅᳮo◀knᱥ((5)ÇᓄÈḄ*=%xNaCl+AgNO=AgClI+NaNO3358.5143.5x2.87g58.5_143.5X-2.87gX=1.17gᦑᓄÈḄ*=ᑖᦪ%Êx100%=19.5%<20%6gᦑËᕡÍ᪵ᔠq(ᦑ#ᫀᱥ(l)c((2)efgh(FeO+6HC1=2FeCl+3HO(2332(3)ij((4)জklᦈᱥ('n@CH+20—CO+2HO;o◀knᱥ(4222Ï18⚓ᐳ19⚓

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