Kuis Unsur,Senyawa Dan Campuran
Melalui kuis ini diharapkan siswa dapat lebih memahami materi tentang unsur,senyawa dan campuran
Questions and Answers
- 1.
Kelompok zat-zat di bawah ini yang merupakan unsur yaitu
- A.
Raksa, hidrogen, dan udara
- B.
Natrium, karbon, dan fosfor
- C.
Air, besi, dan tembaga
- D.
Alkohol, air, dan minyak
Correct Answer
B. Natrium, karbon, dan fosforExplanation
The correct answer is natrium, karbon, dan fosfor. These are elements because they cannot be broken down into simpler substances by chemical means. Mercury, hydrogen, and air are not elements because they are either compounds or mixtures. Water, iron, and copper are also not elements because they are compounds made up of different elements. Alcohol, water, and oil are also not elements because they are compounds or mixtures.Rate this question:
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- 2.
Pasangan unsur dan senyawa berturut-turut yaitu
- A.
H2 dan He
- B.
H2 dan H2O
- C.
Ar dan N2
- D.
ZnO dan K2O
Correct Answer
C. Ar dan N2Explanation
The correct answer is Ar dan N2 because Ar represents the element Argon and N2 represents the compound Nitrogen gas. Argon is a noble gas and Nitrogen gas is a diatomic molecule composed of two nitrogen atoms.Rate this question:
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- 3.
Zat berikut ini yang semuanya senyawa yaitu
- A.
Natrium,krom,dan karbon
- B.
Seng,besi dan kapur
- C.
Alkohol,air dan api
- D.
Air,gula dan garam
Correct Answer(s)
C. Alkohol,air dan api
D. Air,gula dan garamExplanation
The correct answer is "Alkohol, air dan api" and "Air, gula dan garam". These options consist of compounds because compounds are substances that are formed when two or more elements chemically combine. In the first option, alcohol is a compound made up of carbon, hydrogen, and oxygen atoms. Water is also a compound made up of hydrogen and oxygen atoms. Fire, although not a substance itself, is a result of a chemical reaction between a fuel and oxygen. In the second option, air is a mixture of different gases, but some of these gases, such as oxygen and nitrogen, are compounds. Sugar and salt are also compounds made up of different elements.Rate this question:
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- 4.
Select the ones you like
- A.
Option1
- B.
Option2
- C.
Option3
- D.
Option4
Correct Answer
A. Option1Explanation
The given question asks the respondent to select the options they like. The correct answer is Option1, indicating that the respondent likes Option1.Rate this question:
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- 5.
Campuran yang tidak dapat dibedakan antara pelarut dengan zat terlarutnya disebut senyawa
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true. A mixture in which the solvent and solute cannot be distinguished is called a compound.Rate this question:
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- 6.
Zat tunggal yang tidak dapat dibagi lagi menjadi zat yang lebih sederhana disebut________
Correct Answer
unsurExplanation
Zat tunggal yang tidak dapat dibagi lagi menjadi zat yang lebih sederhana disebut unsur. Unsur adalah zat murni yang terdiri dari atom-atom yang memiliki jumlah proton yang sama dalam inti atomnya. Unsur merupakan bahan dasar dalam kimia dan tidak dapat diuraikan lagi menjadi zat yang lebih sederhana melalui reaksi kimia biasa. Contoh unsur adalah hidrogen, oksigen, dan besi.Rate this question:
- 7.
Penamaan yang benar untuk NaF adalah ________
Correct Answer
Natrium fluoridaExplanation
The correct answer is "Natrium fluorida" because NaF is the chemical formula for sodium fluoride. In chemical nomenclature, "natrium" is the Latin name for sodium, and "fluorida" indicates the presence of fluoride ions. Therefore, "Natrium fluorida" is the appropriate name for NaF.Rate this question:
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Current Version
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Mar 22, 2023Quiz Edited by
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Apr 04, 2017Quiz Created by
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