Prinsip pembentukan molekul dan ion

Quiz
•
Science
•
9th Grade
•
Hard
Emiliana Sarjo
Used 3+ times
FREE Resource
13 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Kalsium mempunyai nomor atom 20 dan nomor massa 40. Jumlah proton yang terdapat dalam atom kalsium adalah ….
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atom atau sekelompok atom yang bermuatan listrik disebut ….
ion
unsur
molekul
senyawa
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
kedua unsur berikut memilikki perbedaan pada ,,,,
elektron
nomor atom
neutron
kulit elektron
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur Y mempunyai nomor atom 20 dan nomor massa 40, sehingga ion Y2+ mempunyai ….
18 elektron
20 elektron
40 elektron
22 proton
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zat mineral yang berguna untuk menjaga kesehatan tulang dan gigi adalah ….
kalium
barium
kalsium
natrium
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Apa yang terjadi ketika atom natrium (Na) berikatan dengan atom klorin (Cl) dalam pembentukan natrium klorida (NaCl)?
Atom natrium mengambil satu elektron dari atom klorin.
Atom natrium berbagi satu elektron dengan atom klorin.
Atom natrium melepaskan satu elektron kepada atom klorin.
Atom natrium dan klorin tidak berikatan.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang menyebabkan terbentuknya ikatan ion?
Berbagi elektron antara dua atom.
Transfer elektron dari satu atom ke atom lain.
Keterikatan inti atom.
Perbedaan elektronegativitas yang kecil.
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