
Chemistry Review GP4
Flashcard
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the electronic configuration represented by the Lewis dot structure with 2 electrons in the s orbital and 3 in the p orbital?
Back
s²p³
2.
FLASHCARD QUESTION
Front
What does the observation of alpha particles bouncing back in Rutherford's gold foil experiment indicate?
Back
It indicates both empty space in the atom and a dense positive core.
3.
FLASHCARD QUESTION
Front
What is the correct chemical formula for Sodium sulfite?
Back
Na₂SO₃
4.
FLASHCARD QUESTION
Front
How do ultraviolet rays compare to visible light in terms of wavelength and energy?
Back
Ultraviolet rays have shorter wavelengths and more energy than visible light.
5.
FLASHCARD QUESTION
Front
What is the balanced chemical equation for the combustion of methane (CH₄)?
Back
CH₄ + 2O₂ → CO₂ + 2H₂O
6.
FLASHCARD QUESTION
Front
What is the product of the reaction between 16g of CH₄ and 64g of O₂?
Back
44g of CO₂ and 36g of H₂O are produced.
7.
FLASHCARD QUESTION
Front
Define Lewis dot structure.
Back
A diagram that shows the bonding between atoms of a molecule and the lone pairs of electrons that may exist in the molecule.
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