A lone pair is elements in a chemical reaction that are not used
in the reaction.
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Term1/17
What is the mass in grams of 6.02 x 1023 atoms of sulfur
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Definition1/17
32g
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Term1/17
Which out of the two following molecules is trigonal planar shape NF3 or PCL3
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Definition1/17
Neither.
Due to the lone pairs on the N and P atoms, both molecules have
a trigonal pyramidal shape.
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Term1/17
What does percent composition tell you about a molecule
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Definition1/17
It tells you how much of a molecule is made up of each element. - APEX
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Term1/17
Why are prefixes not used in naming ionic compounds
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Definition1/17
two ions can combine in only one combination
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Term1/17
Which conversion factor would be used to convert gmol to gl
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Definition1/17
mol/l
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Term1/17
What shape would a molecule with two bound groups and two lone pairs have
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Definition1/17
The correct answer is: Bent.
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Term1/17
How does the shape of a molecule affect the polarity of the molecule
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Definition1/17
C.A molecule that has a symmetrical shape will be a nonpolar
molecule.
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Term1/17
Which element is the reducing agent in a redox reaction
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Definition1/17
The reactant that has the atom that gets oxidized
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Term1/17
What are repelled in the VSEPR theory
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Definition1/17
Electron pairs
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Term1/17
What happens in a reduction
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Definition1/17
An element gains one or more electrons
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Term1/17
What is an example of food engineering
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Definition1/17
The development of irrigation.
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Term1/17
What is a consequence of electron-pair repulsion around an atom
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Definition1/17
The atoms sharing the electron pairs will spread out around the
central atom. Apex
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Term1/17
What do dipole-dipole forces do
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Definition1/17
Hold Polar molecules together
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In what way does the shape of a molecule affect how the molecule is involved with living systems
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Definition1/17
it determines how the molecule functions
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Term1/17
How does a lone pair contribute to the molecular shape
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Definition1/17
The lone pair repels the electrons of the adjacent bonds more so
than does a bonding pair of electrons, so thus alters the molecular
geometry of the molecule.
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Term1/17
Which of the following could be considered a benefit of modern farming techniques
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The food we eat is fresher because it is treated with preservatives.
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Cards in this guide (17)
What is a lone pair
A lone pair is elements in a chemical reaction that are not used
in the reaction.
What is the mass in grams of 6.02 x 1023 atoms of sulfur
32g
Which out of the two following molecules is trigonal planar shape NF3 or PCL3
Neither.
Due to the lone pairs on the N and P atoms, both molecules have
a trigonal pyramidal shape.
What does percent composition tell you about a molecule
It tells you how much of a molecule is made up of each element. - APEX
Why are prefixes not used in naming ionic compounds
two ions can combine in only one combination
Which conversion factor would be used to convert gmol to gl
mol/l
What shape would a molecule with two bound groups and two lone pairs have
The correct answer is: Bent.
How does the shape of a molecule affect the polarity of the molecule
C.A molecule that has a symmetrical shape will be a nonpolar
molecule.
Which element is the reducing agent in a redox reaction
The reactant that has the atom that gets oxidized
What are repelled in the VSEPR theory
Electron pairs
What happens in a reduction
An element gains one or more electrons
What is an example of food engineering
The development of irrigation.
What is a consequence of electron-pair repulsion around an atom
The atoms sharing the electron pairs will spread out around the
central atom. Apex
What do dipole-dipole forces do
Hold Polar molecules together
In what way does the shape of a molecule affect how the molecule is involved with living systems
it determines how the molecule functions
How does a lone pair contribute to the molecular shape
The lone pair repels the electrons of the adjacent bonds more so
than does a bonding pair of electrons, so thus alters the molecular
geometry of the molecule.
Which of the following could be considered a benefit of modern farming techniques
The food we eat is fresher because it is treated with preservatives.
A molecule having four total electron groups around the central atom has three bonding electron groups and one nonbonding electron group what is its molecular structure
What is molarity pure water
Which out of the two following molecules is trigonal planar shape NF3 or PCL3
Why are prefixes not used in naming ionic compounds
A molecule having four total electron groups around the central atom has three bonding electron groups and one nonbonding electron group what is its molecular structure
How is the oxidation state of a transition metal determined from the chemical formula
What would cause the shape of a molecule to be tetrahedral