10 Questions
What is the main factor used to distinguish between ionic and covalent compounds?
Their ability to conduct electricity when dissolved in water
What is the composition of the salt molecule (sodium chloride)?
Sodium and chlorine
What distinguishes a pure substance from a mixture?
Pure substances have only one compound or element, while mixtures have two or more compounds and/or elements that do not form chemical bonds with each other
How can you separate sodium chloride (NaCl) and water after they are mixed?
By boiling off the water and collecting the steam to obtain pure water and the salt left behind
What is the main difference between ionic and covalent bonds?
In ionic bonds, electrons are transferred, while in covalent bonds, electrons are shared
Which type of elements prefer to be alone?
Noble gases like helium and neon
What is a molecule?
At least two atoms joined together by a chemical bond
Which compound is an example of a mixture?
Ocean water
What type of chemical bond forms table salt (NaCl)?
Ionic bond
Which type of elements build different molecules?
Atoms of different elements
Discover the unique personalities of elements in this quiz. Learn which elements are shy and prefer solitude, and which ones are social and enjoy interaction with others. Test your knowledge of elemental personalities and see how well you understand the behavior of different elements.
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