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Monday, August 13, 2012

SOAL LATIHAN UH 1 KIMIA XI


1. Unsur mempunyai konfigurasi electron…
a. 1s22s22p63s23p63s1              d. 1s22s22p63s23p64s1
b. 1s22s22p63s23p64s13d104p65s24d1 e. 1s22s22p63s23p64s23d104p65s25p1
c. 1s22s22p63s23p53s5 

2. Konfigurasi electron unsure X yang bernomor atom 29 adalah…
a. (Ne)3s23p64s23d9                             d. (Ne)3s23p54s23d9
b. (Ne)3s23p64s13d10                            e. (Ne)3s23p54s13d10
c. (Ne)3s23p54s23d10 

3. Diketahui nomor atom Fe = 26, konfigurasi electron ion Fe3+ adalah….
a. 1s22s22p63s23p64s23d6                     d. 1s22s22p63s23p64s13d4
b. 1s22s22p63s23p63d5              e. 1s22s22p63s23p63d6
c. 1s22s22p63s23p64s23d3 

4. Nomor atom S = 16, maka konfigurasi electron ion sulfide (S2-) adalah…
a. 1s22s22p63s23p2                               d. 1s22s22p63s23p43d2
b. 1s22s22p63s23p4                               e. 1s22s22p63s23p44s2
c. 1s22s22p63s23p6 

5. Jumlah electron maksimum yang dapat menempati orbital-orbital subkulit f adalah…
a. 2                                                       d. 7
b. 3                                                       e. 14
c. 6 

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