Physical Science Midterm 2024 Part 1
Flashcard
•
Science
•
11th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the correct coefficient for O2 in the reaction: _____ KClO3 → _____ KCl + _____ O2?
Back
3
2.
FLASHCARD QUESTION
Front
Where are the Noble Gases located on the periodic table?
Back
Right side
3.
FLASHCARD QUESTION
Front
Why do scientists analyze the data collected during an experiment?
Back
To determine relationships between variables and to determine the reliability of the results.
4.
FLASHCARD QUESTION
Front
Where are Metalloids found on the periodic table?
Back
Along the stairway line
5.
FLASHCARD QUESTION
Front
In the reaction 2 H2 + O2 → 2 H2O, what is H2O classified as?
Back
Products
6.
FLASHCARD QUESTION
Front
What is the definition of a coefficient in a chemical equation?
Back
A number placed in front of a chemical formula to indicate the number of molecules involved in the reaction.
7.
FLASHCARD QUESTION
Front
What are reactants in a chemical reaction?
Back
Substances that undergo change during a chemical reaction.
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