L2 Flashcardizz Review --> Molecules
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Science
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Practice Problem
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Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a compound?
Back
A compound is a substance formed when two or more different elements are chemically bonded together.
2.
FLASHCARD QUESTION
Front
How many atoms are in a molecule of H2SO4?
Back
There are 6 atoms in a molecule of H2SO4 (2 Hydrogen, 1 Sulfur, 4 Oxygen).
3.
FLASHCARD QUESTION
Front
What is a chemical bond?
Back
A chemical bond is the force that holds atoms together in a molecule.
4.
FLASHCARD QUESTION
Front
What are molecules?
Back
Molecules are groups of two or more atoms bonded together by chemical bonds.
5.
FLASHCARD QUESTION
Front
What does the chemical formula H2O represent?
Back
H2O is a chemical formula that shows the atomic composition of water, consisting of 2 Hydrogen atoms and 1 Oxygen atom.
6.
FLASHCARD QUESTION
Front
What is the difference between a chemical symbol and a chemical formula?
Back
A chemical symbol represents a single element (e.g., H for Hydrogen), while a chemical formula shows the composition of a compound (e.g., H2O for water).
7.
FLASHCARD QUESTION
Front
What is the significance of chemical bonds in molecules?
Back
Chemical bonds determine the structure and properties of molecules, influencing how they interact with other substances.
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