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Extra points Quiz Flashcards | StudBud

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What is the atomic number of carbon?

What is the main component of air?

Extra points Quiz

9 terms·StudBud Administration

Test your knowledge on fundamental concepts in chemistry with questions about elements, particles, and properties of matter.

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Questions 9

Answers

1
What is the main component of air?
Nitrogen
Carbon dioxide
Argon
Oxygen
2
What is the atomic number of carbon?
6
12
8
14
3
What is the smallest unit of an element?
Molecule
Atom
Compound
Ion
4
True or false: All acids taste sour.
False
True
5
Which of these is a property of metals?
Dull
Insulating
Conductive
Brittle
6
Which particle has a positive charge?
Neutron
Photon
Electron
Proton
7
What is the periodic table used for?
Measuring temperature
Organizing elements
Calculating mass
Identifying compounds
8
Which element is a noble gas?
Nitrogen
Helium
Hydrogen
Oxygen
9
What is the pH of pure water?
5
9
7
10