
Ulangan Harian Kimia Kelas X

Quiz
•
Chemistry
•
1st Grade
•
Hard
Dwi Hartati
FREE Resource
28 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelemahan dari model atom Rutherford adalah…
tidak dapat menerangkan sifat listrik atom.
tidak dapat menerangkan fenomena penghamburan sinar alfa
Atom merupakan bagian terkecil dari suatu materi
Tidak dapat menerangkan spektrum atom hidrogen
Partikel bermuatan listrik bergerak memancarkan energi dan elektron mengelilingi inti dengan kehilangan energi,hal ini bertentangan dengan elektrodinamika klasik.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Muatan yang dimiliki proton, elektron, dan neuton adalah…
+1, -1, 0
-1, 0, +1
-1, +1, 0
0, +1, -1
+1, 0, -1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Penemu elektron adalah…
Milikan
Goldstein
Rutherford
Thomson
Chadwick
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atom 39 K terdiri dari ….
19 proton, 19 elektron, 19 neutron
19 proton, 19 elektron, 39 neutron
19 proton, 19 elektron, 20 neutron
20 proton, 19 elektron, 39 neutron
19 proton, 20 neutron, 20 elektron
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suatu ion X+2 mempunyai 18 elektron dan 20 neutron.Atom X tersebut mempunyai nomor massa (A) dan nomor atom (Z) berturut turut….
16 dan 40
20 dan 20
16 dan 36
16 dan 40
40 dan 20
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pasangan atom unsur 16 N dengan 16 O adalah contoh dari….
Isotop
Isobar
Isoton
nomor atom
nomor massa
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atom 20Ca mempunyai konfigurasi elektron…
2, 8, 10
2, 8, 8, 2
2, 8, 2, 8
2, 2, 8, 8
2, 18
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