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Atom

Authored by Ni Made Wiwik Astuti

Physics

12th Grade - University

Used 176+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are electrons of an atom found?

Nucleus

Some are in the nucleus and some in the electron cloud.

Electron Cloud

They are moving everywhere

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a positively charged subatomic particle found in the nucleus of an atom?

Electron

Proton

Neutron

Element

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An atom has an atomic number of 15 and a mass number of 31. How many protons are there in the atom?

15

31

16

47

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is in the nucleus of an atom?

Neutrons and protons

Protons

Protons and Electrons

Neutrons and Electrons

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

Which atomic model is it?

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Semua atom dari satu unsur yang sama adalah identik, namun atom unsur satu berbeda dengan atom unsur-unsur lainnya merupakan pernyataan dari model atom....

Dalton

Rutherford

Thomson

Bohr

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diantara pernyataan berikut yang tidak sesuai dengan model atom Dalton adalah....

Atom merupakan bagian terkecil dari materi yang sudah tidak dapat dibagi lagi

Reaksi kimia merupakan pemisahan atau penggabungan atau penyusunan kembali dari atom-atom, sehingga atom tidak dapat diciptakan atau dimusnahkan

Atom-atom bergabung membentuk senyawa dengan perbandingan bilangan bulat dan sederhana. Misalnya air terdiri atom-atom hidrogen dan atom-atom oksigen

Suatu unsur memiliki atom-atom yang tidak identik

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