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20 Cards in this Set
- Front
- Back
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atoms consist of how many types of subatomic particles?
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three
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the nucleus of an atom is much larger than its electron cloud
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false
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the atomic number for second row elements is smaller than the atomic weight
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true
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isotopes of an element
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have the same number of protons
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electrons have
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a negative charge
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The _ and _ orbitals are degenerate
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2px and 2py
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Each orbital can hold a maximum of __ electrons
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two
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a carbon atom has a total of __ electrons
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six
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an octet happy nitrogen atom in a compound has __ valence electrons
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eight
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atoms in group 1A (alkali metals) tend to
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lose electrons
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a lewis structure shows
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valence electrons
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the __ orbital has the same shape as the 1s orbital
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2s
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the greater the orbital overlap on adjacent atoms
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the stronger the bond
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molecular orbitals (MOs) are located on
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two or more atoms
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a hybrid orbital is
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a combination of s and p orbitals
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the angle between sp2 orbitals is
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120
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VSPER theory states that
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electron clouds repel each other
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a urved arrow shows
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electron pair movement
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a polar bond
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shares electrons unequally
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a formal charge
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is the apparent charge on an atom
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