Kalium mempunyai nomor atom 19 dan nomor massa 39. Jumlah elektron pada ion Kalium adalah . . .
SOAL PAS KIMIA KELAS 10 SEMESTER GANJIL

Quiz
•
Chemistry
•
1st Grade
•
Hard
Aput Aput
Used 33+ times
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40 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
2
20
19
19
17
2.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Pada isotop unsur , jumlah proton dan neutron kedua unsur secara berturut – turut adalah . . .
(26 , 26) : (88 , 88)
(26 , 26) : (88 , 138)
(26 , 30) : (88 , 138)
(26 , 30) : (88 , 266)
(26 , 56) : (88 , 138)
3.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Unsur klor dengan lambang mengandung….
17 neutron , 18 proton
17 neutron , 35 proton
18 neutron, 17 proton
18 neutron, 35 proton
35 neutron , 17 proton
4.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Lambang suatu unsur dapat disimpulkan bahwa pada satu atom unsur X mempunyai.
18 neutron dan 18 proton
22 neutron dan 22 proton
40 proton dan 18 elektron
18 proton dan 22 neutron
18 neutron, 22 proton, dan 22 elektron
5.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Jika unsur Ni memiliki nomor atom 28 dan nomor massa 59, ion Ni+2 memiliki jumlah proton, electron dan neutron berturut turut adalah . . . .
30, 28, 31
28, 26, 59
28, 26, 31
26, 28, 59
26, 28, 31
6.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Jika unsur Cd meiliki nomor atom 48 maka konfigurasi yang tepat adalah…
2,8,18,18,2
2,8,8,18,8,4
2,18,8,18,2
2,8,32,8,6
2,8,8,818,4
7.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Proses kimia yang terjadi pada tubuh kita saat makan adalah:
Metabolisme
Fotosintesis
Respirasi sel
Fermentasi
Saponifikasi
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