Study Guide
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the molecular geometry of a molecule with a bent shape?
Back
A molecule with a bent shape typically has trigonal planar geometry with one lone pair of electrons.
2.
FLASHCARD QUESTION
Front
What is the relationship between sodium (Na) and potassium (K) in terms of their orbital shells?
Back
Sodium has fewer orbital shells than potassium.
3.
FLASHCARD QUESTION
Front
What is the predicted molecular shape of beryllium chloride based on its electron dot formula?
Back
The molecular shape of beryllium chloride is linear.
4.
FLASHCARD QUESTION
Front
What is the average atomic mass of strontium based on its natural isotope abundance?
Back
The average atomic mass of strontium is 87.7 amu.
5.
FLASHCARD QUESTION
Front
What is the electron configuration of aluminum (atomic number 13)?
Back
The electron configuration of aluminum is 1s2 2s2 2p6 3s2 3p1.
6.
FLASHCARD QUESTION
Front
Define molecular geometry.
Back
Molecular geometry refers to the three-dimensional arrangement of atoms within a molecule.
7.
FLASHCARD QUESTION
Front
What is the significance of lone pairs in determining molecular shape?
Back
Lone pairs can repel bonding pairs of electrons, affecting the overall shape of the molecule.
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