13867893
Description
Quiz by Elizabeth Nguyen, updated more than 1 year ago
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Created by Elizabeth Nguyen
about 6 years ago
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Question 1
Question
When atoms combine to form a molecule by sharing electrons, what type of bonds are formed?
Answer
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covalent
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hydrogen
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ionic
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polar ionic
Question 2
Question
A metallic bond is formed between
Answer
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a metal atom and a hydrogen atom
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a metal atom and a nonmetallic atom
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a metal atom and a noble gas
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two metal atoms
Question 3
Question
The bonds found in C2H4 are
Answer
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covalent
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ionic
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metallic
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polar
Question 4
Question
Which is a covalent compound
Answer
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Mg3N2
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NaCl
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NaF
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SiF4
Question 5
Question
Salts are compounds that form a crystal lattice. Which types of bonds are responsible for this lattice formation?
Answer
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covalent
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hydrogen
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ionic
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polar
Question 6
Question
The electrostatic attraction between atoms in a salt is
Answer
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strongest when the ions are small
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weakest when one of the ions is hydrogen (atomic number 1)
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strongest when one of the ions is potassium (atomic number 19)
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strongest when one of the ions is iodine (atomic number 53)
Question 7
Question
Which illustration most likely represents a liquid?
Answer
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Q
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R
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S
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T
Question 8
Question
At room temperature, which substance has the weakest intermolecular forces?
Answer
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oxygen
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salt
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steel
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uranium
Question 9
Question
Why are Lewis dot structures used?
Answer
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to show what type of bonds are formed
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to show valence electrons
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to show electronegativity values
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to show intermolecular forces
Question 10
Question
Fluorine has seven electrons in its Lewis dot structure. What is the electron configuration for fluorine?
Answer
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1s²2s²
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1s²2s²2p³
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1s²2s²2p⁴
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1s²2s²2p⁵
Question 11
Question
The electron configuration for an atom of iron is [Ar] 3d⁶4s². Which is the correct Lewis dot structure for iron?
Answer
Question 12
Question
The Lewis dot structure for Cl2 is shown below. What is the probable shape of Cl2?
Answer
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bent
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linear
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pyramidal
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tetrahedral
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