化学元素周期表(附口诀)

1、周期IA元素周期表0电族子数1s11.008IIA3Li锂2s16.94111Na钠3s122.9919K4s139.1037Rb铷5s185.4755Cs铯6s1132.987Fr钫7s1223原子92U元素符号，红色非金属IIlAWAVA2He4Be铍2s29.01212Mg镁3s224.3120Ca钙4s240.0838Sr卡田T/La5s287.6256Ba钡6s2137.388Ra镭7s2226.0元素名称注的是人造元素IIlB21Sc钪3d14s244.9639Y钇4d15s288.9157-71La-Lu镧系89-103Ac-Lr锕系5f36d7s2238.0外围电子层排布括号指

2、可能的电子层排布相对原子质量过渡兀素5B硼2s22p110.816C碳2s22p212.012s22p32s22p414.0116.009F氟2s22p519.001s24.00310Ne2s22p620.18WBVBWBBVIIIIB22li23V24Cr25Mn26Fe27CO28Ni29Cu钛钒铬孟铁钻镍铜3d34s23d54s13d54s23d64s23d74s23d84s23d104s147.8750.9452.0054.9455.8558.9358.6963.5540Zr41Nb42Mo43Tc44Ru45Rh46Pd47Ag锆铌钼锝钉铑钯银4d25s24d5s14d55s14d5

3、5s24d75s14d85s14d104d105s191.2292.9195.9499101.1102.9106.4107.972Hf73Ta74W75Re76Os77Ir78Pt79Au铪钽钨铼锇铱铂金5d26s25d36s25d46s25d56s25d66s25d76s25d96s15d106s1178.5180.9183.8186.2190.2192.2195.1197.0104Rf105Db106Sg107Bh108Hs109Mt110Ds111Rg钅卢钅土钅喜钅波乍里W11钅麦钅达钅仑(6d27s2)261(6d37s2)262(6d47s2)263(6d57s2)262(6d67s

4、2)26526626927280Hg5dio6s2200.6IIB4d105s2112.430Zn锌3d104s265.3948Cd镉13Al铝14Si硅15P磷16S硫17Cl氯18Ar氩3s23p26.9831Ga镓4s24p169.7249In铟5s25p1114.881Tl铊6s26p1204.43s23p228.0932Ge锗4s24p272.6150Sn锡5s25p2118.782Pb铅6s26p2207.23s23p330.9733As砷4s24p374.9251Sb锑5s25p3121.883Bi铋6s26p3209.057La58Ce59Pr60Nd61Pm62Sm63Eu6

5、4Gd65Tb66Dy67Ho68Er69Tm70Yb71Lu镧镧铈错钕钷钐铕钆铽镝钬铒铥镱镥系5d16s24f15d16s24f36s24f46s24f56s24f66s24f76s24f75d16s24f96s24f106s24f116s24f126s24f136s24f146s24f145d16s138.9140.1140.9144.2147150.4152.0157.3158.9162.5164.9167.3168.9173.0175.089Ac90Th91Pa92U93Np94Pu95Am96Cm97Bk98Cf99Es100Fm101Md102No103Lr锕锕钍镁铀镎钚镅锔锫锎锿

6、镄钔锘铹系6d17s26d27s25f26d17s25f36d17s25f46d17s25f67s25f77s25f76s17s25f97s25f107s25f117s25f127s2(5f137s2)(5f147s2)(5f146d17s2)227.0232.0231.0238.0237.02442432472472512522572582592603s23p432.0734Se4s24p478.9652Te碲5s25p4127.684Po钋6s26p42093s23p535.4535Br溴4s24p579.9053I碘5s25p5126.985At砹6s26p52103s23p639.95

7、36Kr氪4s24p683.8054Xe氙5s25p6131.386Rn6s26p6222ONMLKponmlk81881818820000200002131注相对原子质量录自年国际原子量表,并全部取4位有效数字。2相.对原子质量加括号的为放射性元素的半衰期最长的同位素的质量数。1氢(qlng)2氦(hdi)3锂(li)4铍(pi)5硼(pQng)6碳(tan)7氮(ddn)8氧(ydng)9氟(fd)10氖(ndi)ll钠(nd)12镁(mQi)13铝(1尬)14硅(gul)15磷(15)16硫(lid)17氯(W)18M(ya)19钾jid)20钙(gdi)21钪(kang)22钛(tai

8、)23钒(fdn)24铬(g25锰(mQng)26铁(tiQ)27钻(gd)28镍(ni0)29铜(t6ng)30锌(xln)31镓(jid)32锗(zhQ)33砷(shn)34硒(xl)35溴(xiU)36氪(kO)37铷(rd)38锶(si)39钇(yi)40锆(gdo)41铌()42钼(mU)43锝(dQ)44钉(lido)45铑(ldo)46钯(bd)47银(yin)48镉(gQ)49铟(yin)50锡(xi)51锑(ti)52碲(di)53碘(didn)54氙(xidn)55铯(sO)56(bei)57镧(ldn)58铈(shi)59错(pd)60钕(n)61(po)62钐(shdn

9、)63铕(y&u)64钆(gd)65铽(tO)66镝(di)67钦(hu&)68铒(Qr)69铥(din)70镱(yi)71(lu)72铪(hd)73钽(tdn)74钨(wn)75铼(ldi)76锇(Q)77铱(yi)78铂(b6)79金(jin)80汞(g&ng)81铊(td)82铅(qidn)83铋(bi)84钋(pO)85砹Gi)86氡(dOng)87钫(fdng)88镭(lQi)89锕(d)90钍(tU)91镤(pd)92铀(y6u)93镎(nd)94钚(bU)95镅(mQi)96锔(jd)97锫(pQi)98锎(kdi)99锿(di)100镄(fOi)101钔(mQn)102错(nu

10、6)103铹(ldo)104钅卢(ld)105钅杜(dU)106钅喜(xi)107钅波(bo)108钅黑(hi)109钅麦(mai)110钅达(dd)111钅仑(ldn)相对质量不用背考试时卷子上会告诉你的五个字五个字背顺序名称字母是必背的初中只需背前20个前20号兀素1氢10079（相对原子质量）氟1818159994(3)917l氯35453998氩39化学元素周期表21094氖201719钾39098氦40026113锂6989812钠2220钙4008941镁244铍90122530513铝26硼10811698214硅28碳12085011157氮140078氧磷3097416硫3206其余需要背的就是金属活动顺序表jixinntinxiqinqingutonggonggyi