2022年河南省信阳市中考化学二模试卷（附答案详解）

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15Ca(OH)=CaCOI+2NaOH(ᡈBa(0H)2+NaS0=BaS0I+2NaOH)23244ᦑᫀNa2c஺3+Ca(OH)=CaCOI+2NaOH(ᡈBa(0H)2+NaSO=BaS0123244+2NaOH)஺(3)AஹCᐗÍᡂḄ±᝱ᓄᔠᱥÎÏᓄ)ÐᓄÐᓄ`ᓄᱥoᡂᓄ)ᓫ7$Ðᓄ/0xÒᓄᱥᓄᑣI/0UVᱥ7ᓄ¢ឋ7I$ᓄ¢ឋ7ᵫᑖÔÕUVᱥ7ᑖ᪀ᡂIᦑᫀᑖ᪀ᡂI஺(1)᪷DDḄᑖ7Aஹ^ᨵᐗ7Aᑖᦪ40%,ÙÚD⏚┛ᯠHÜ᪷DA`Cᓄᱥᑖ᪆Ý⚪(2)᪷DÎϲ@┛Þ`¹Þ/`⏚᪷ᡈὅ¸⏚᪷ßᑖ᪆Ý⚪(3)᪷Dᑖàᢝᱥ7ᓄ¢ឋ7ᨬãäåᑖ᪆Ý⚪஺ᙠæ⚪?✌ᐜ⌕é⚪@ḄTêëTìᯠHíᔠ¢qḄTêîï஺20.ூᫀ௃2ñ஺2+2CC>2=2Na2co3+஺2340ூ᪆௃:õ2஺2`CO2oᡂ⏚µ)±oḄᓄ¢3£¤2Na2()2+2CC)2=2Na2co3+O2᪷DoGHᐗḄVæ)7AIJöÒ÷ᔠ±X@ᓄḄ7Ax,·!!2NaO+2CO=2Na2cO3+OWX7A56222215688212212-156=56x5.6g88xÿ
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16ᜧᑖh◞I஺("(1)ᑖhᙠHjklB✏ᕡnᨵḄᑖhklᑮqBrḼtXᐭvḄwhxvyᑮ✏ᕡ(2)ᑖhᨵᜧḄ◞Bz{Zxᑖh◞I஺ூ^᪆௃᪷2ᑖhḄMᱯ"ᑖhGᑖhᨵ◞ᑖhᙠHjklḄEᱥḄᑖhឋBHᱥḄᑖhឋHB6ᔠXYᑖ᪆ᑨjᓽ~஺M⚪HᜧB¡¢ᑖhḄMឋ£ᑭᵨᑖhḄMឋᑖ᪆G^¤¥⚪Ḅ?W^(¦F⚪ᐵ¨஺MnO?22.ூ(ᫀ௃2H2O22H2O+O2T©ªᩩ¬®¯ᑮḼ°±ூ^᪆௃^"(1)AḄ²ᓄ³ᙠ´ᓄ═Ḅ¶ᓄ·ᵨ¸ᑖ^¹Gᦑ(ᫀ:MnO22HO-^-2HO+OT2222(2)BGCᜐḄ»¼ᙳ¾¿BÀBᜐḄ»¼Áᨵ©ªBÂCᜐḄ»¼ÃSÄ©ª,ÅfBᜐḄ»¼Áᨵ¯ᑮḼ°±BÂCᜐḄ»¼¯ᑮÄḼ°±BÆ!~Ç©ªᩩ¬®¯ᑮḼ°±ᦑ(ᫀ"©ªᩩ¬®¯ᑮḼ°±஺(1)᪷2²ᓄ³ᑴᑖ᪆(2)᪷2©ªᩩ¬ᑖ᪆¦⚪HᜧB⍝ÊËᱥ©ªᩩ¬ḄÌÊË⚪B¡¢Í>ÊËḄM?W᪵^⚪ᐵ¨஺23.ூ(ᫀ௃CaCO+2HC1=CaCl+H0+C0T~ÏÐᑴ34Ñ᳛3222ூ^᪆௃^"(1)ÌÓᵨÔᮞÔᡈᜧᳮÔ×Ø⏚34ᑴÚ´ᓄBÔᮞÔஹᜧᳮÔO⌕ᡂᑖ⏚┛B⏚┛GØ⏚34SᡂÞᓄ┛ஹ¹G´ᓄ஺ᓄ>?@A"CaCO+2HC1=CaCl+H0+C0T஺3222(2)Cß~Ïà²ᑖáâᧅḄäåÐᑴáæzÑBçÂÐᑴ34Ñ᳛BᡠÏé±~ÏÐᑴ34Ñ᳛஺(3)³ê!qBᐜìᙠßíî,ᡠÏᵨDᦈì³4ðXñòBᡠÏ⊡ᐙ"

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