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陕西省中考化学试题

至尊游戏2017nianshanxishengzhongkaohuaxueshiti

kenengyongdaodexiangduiyuanzizhiliang:h —1 c —12 o —16 na —23 si —28 cl — ca —40 fe —56

至尊游戏diⅰjuan(xuanzeti gong14fen)

至尊游戏yi、xuanzeti(gong7xiaoti,meixiaoti2fen,gong14fen,meixiaotizhiyouyigexuanxiangshifuhetiyide) 9.huaxueyushengchanshenghuoguanximiqie。xialieshuofabuzhengque...

至尊游戏deshi( ) a .shiyongjiadianshiyan,keyufangjiazhuangxianzhongda b .helishiyongnongyao、huafei,ketigaonongzuowuchanliang c .jiagaoliantiechangyancong,kejianshaokongqiwuran d .zongheliyonghuashiranliao,ketigaoqiliyonglv 10.jubeijibendeshiyanjinengshijinxingkexuetanjiudebaozheng。xialieshiyancaozuozhengquedeshi( )

a .wenqiwei

b .jiagutiyaopin

c .guolv

d .jiareyeti 11.duixialieshenghuozhongdexianxianghuozuofajieshibuheli...

deshi( )

陕西省中考化学试题

12.congtaoci、boli、shuinidaodianzixinpian,guiyuansudeyongtufeichangguangfan。gongyezhiqugaochunguidebufenfanyingyuanlideweiguanshiyituruxia,youguanshuofabuzhengque...

deshi( )

至尊游戏a .gaifanyingshuyuzhihuanfanying

b .fanyinghouguiyuansudehuahejiashenggao

c .x dehuaxueshishihcl

d .tujiasuoshiwuzhizhonggui、lvyuansudezhiliangbishi14:71 13.tuilishichangyongdexuexifangfa。xialietuilizhengquedeshi( )

a .huahewuzhonghanbutongzhongyuansu,suoyihanbutongzhongyuansudewuzhidoushihuahewu

b .mutan、huoxingtankeyongyujinghuakongqi,suoyitandanzhidounengjinghuakongqi

至尊游戏c .co 2、so 2junkeyujianrongyefanying,suoyifeijinshuyanghuawuyidingnengyujianrongyefanying

至尊游戏d .dianrankeranxingqitiqianyaoyanchun,suoyidianranjiawanqianyidingyaoyanchun 14.xialietushishiyannengdadaomudedeshi( )

陕西省中考化学试题

a b c d a .tanjiurongjizhongleiduiwuzhirongjiexingdeyingxiang b .cedingkongqizhongyangqidehanliang c .jianbienh 4cl rongyehenh 4no 3rongye d .tanjiumno 2decuihuazuoyong

2g shiyan

20℃ 10g shui

20℃ 10g jiujing

shui

naoh rongye

至尊游戏nh 4no 3 rongye

nh 4cl rongye

daihuoxingdemutiao

mno 2

5ml 5% h 2o 2rongye

5ml 3% h 2o 2rongye

gaowen

+ 4 x

jia yi bing ding

guiyuanzi lvyuanzi qingyuanzi