2020-2021学年甘肃省金昌某中学九年级（下）期中化学试卷（附答案详解）

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2020-2021
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33ᓄ┛¹ºᑖ᪆(5)᪷P©ᮞ«¬ᡠ}~®Ḅ#¯ᨵᓄ┛ᡠ¡ᐭḄ°ᑺXm⏚⏚Aᓄ┛-.*ᡂᓄ┛A@¹ºᑖ᪆஺Y⚪»⌕ὃ¾ᱥWḄឋWpI¿⌕᪷PᔜÁᱥWḄឋWÂᔠᔜ_☢ᩩƹºᑖ᪆ஹᑨÈÉÊËÌnoḄÂÍ஺42.ூIᫀ௃Î⏣Dூp᪆௃pL(1)#(ÐÑᵯmÓK#ÔᙠÖᵫØÙḄÚÛ·Ü⏚AᓄÝ(pÚÌÞᵯḄßÛÊÎ⏣ᙠ#ᑖÛàaÔᙠᡠáᨵÑᵯឋâãF1)ᐝᦑåLÎ⏣(2)Ü⏚gᓄæ-.*ᡂÜ⏚æçèA@éêᨵH2sO4#Ḅë¡Ba(0H)2#ìḼ〉ḄBa(0H)2#Ḅë¡Ü⏚îïÊ*ᡂḄ@FÑᵯÜ⏚mF@Ḅçè#µÖᵫØÙḄÚÛîï#ḄÑᵯ(ðñòó}âãḄᵯóñâãñᨩ9ᰐö÷¡ᐭ}ḄBa(0H)2#¿#ᨵÖᵫÚÛᡠÑᵯâãø1)ᐝ஺ᦑ⌱LD஺(1)᪷P#(ÐÑᵯmÓK#ÔᙠÖᵫØÙḄÚÛ¹ºᑖ᪆(2)᪷PÜ⏚gᓄæ-.*ᡂÜ⏚æçèA@#(ÐÑᵯmÓK#ÔᙠÖᵫØÙḄÚÛ¹ºᑖ᪆஺Y⚪»⌕ὃ¾A-.Ḅ.ᵨ#ḄÑᵯឋḄQᳮᑖ᪆iùúᳮp#(ÐÑᵯmÓK#ÔᙠÖᵫØÙḄÚÛ஺43.ூIᫀ௃ᡲüᜩþᤅ
2NaOH+MgCl=2NaCl+Mg(OH)1A22ᨔAூ᪆௃(1)জ
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ÈæçḄឋO=æçÎÏឋèé⊤Ḅ6ᵨ!⚪ḄµẠ±²஺45.ூᫀ௃À¼ÄNaClஹHC10H-H+r7À⁐;02NaOH+C0=NaCO+H022232ூ᪆௃(1)9:ᓄ>fg᧕
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36CU(OH)I+Na2so4!2(5)টḄ9:(⏚[9:!ঠ([Ḅ9:]^9:!ᦑ#$ট;(6)`aডঢDᵨdefghᡠjḄkl`am'ᓄḄdefghnopqrst(u'ᓄv8'ᓄ9:;ᡂv⏚gᔾᦈḄu'ᓄvpymzᑁḄ|}n~p9:Ḅᓄ@ABCD2Na0H+CC)2=Na2(X)3+%0;ᦑ#$'ᓄ!2NaOH+CO2=Na2CO3+H2஺஺(1)᪷'ᓄ᧕ᩭᑖ᪆!(2)᪷⏚[ᢣᑺḄn⁐ᩭᑖ᪆!(3)᪷⏚[9:Ḅsᳮஹ9:Ḅ`ᩭᑖ᪆!(4)᪷[8Ḅ9:ᩭᑖ᪆!(5)9:(ᢣ⏚8[ᵨ;ᡂgḄ9:!(6)᪷'ᓄ8u'ᓄv9:ஹmzᑁḄ|}nᓄᩭᑖ᪆஺⌕⚪✌ᐜ⌕ᳮ¡[Ḅᓄ@ឋஹᵨ⌶ஹ9:¤¥ᓄ@ABC¦§8¨©ᐵḄ«¬஺ᯠ®᪷ᡠ¯Ḅ`aஹ°⚪±ᡈ³⊤µ¶·¸ᔠᡠ@Ḅ©ᐵ«¬ᢈ»¦§¼½Ḅ;¾¿aᡠ~ÀÁᙢᑖ᪆⚪Ã(ᡈ`aஹ³⊤µ¶)·ᔜŵ¶ÆÇὶÉÊᩭËᔠᑖ᪆ÀÌᙢÍÎஹÏᳮ®ᢥ᯿⚪⌕ÒÓÔÕÖᙢ⌱ØᡈᓽÚ஺46.ூᫀ௃ÞßC0+2Na0H=NaCO+H0B1NaCO+BaCl=2NaCl+2232232BaC0l»AD3ூ᪆௃$'ᓄᙠåæç»ᔾᦈgᑖ»ᔾᦈu'ᓄvᦑ'ᓄèéÞßêë!NaOHn('ᓄ8åæḄu'ᓄv9:;ᡂv⏚g9:Ḅᓄ@ABCD$C0+2NaOH=NaCO+H0!2232⌕ìaNaOHín$A.v⏚⏚9:;ᡂᓄஹgu'ᓄvîBE;æïð⌱⚗»òóᑮ`aḄõᔠ⚪Ã!Bஹ'ᓄv⏚ö÷r[ឋ÷»ø%⁐⏦núð⌱⚗»òóᑮ`aḄõᔠ⚪Ã!Cஹᓄ┛v⏚9:;ᡂü⁐>?v⏚┛ᓄð⌱⚗»òóᑮ`aḄõᔠ⚪Ã!Dஹ'ᓄ┛v⏚9:;ᡂü⁐>?v⏚┛'ᓄð⌱⚗»òóᑮ`aḄ

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ᑖᦪBx100%=7.5%NUUg.ᡠ³34NaClḄ
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