CAVA 302 303 S1U4L1 Monoatomic Ions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| When an atom loses an electron, the atom has a [...] charge and is called a cation. | When an atom loses an electron, the atom has a positive charge and is called a cation.
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| A positively charged ion is called a [...]. | A positively charged ion is called a cation.
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| You can remember that a cation is positive because the [...]. | You can remember that a cation is positive because the 't' in 'cation' looks like the + sign.
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| In an atom, the valence electrons are those in the [...-most] orbitals. | In an atom, the valence electrons are those in the outermost orbitals.
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| [...] electrons are the ones that participate in forming ions. | Valence electrons are the ones that participate in forming ions.
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| When an atom gains an electron, the atom has a [...] charge and is called an anion. | When an atom gains an electron, the atom has a negative charge and is called an anion.
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| A negatively charged ion is called an [...]. | A negatively charged ion is called an anion.
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| An ion formed from a single atom is called a [...-atomic] ion. | An ion formed from a single atom is called a monoatomic ion.
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| For most metals, the charge of an ion will be the same as the [...] number in a periodic table labeled 1A, 2A, etc. | For most metals, the charge of an ion will be the same as the group (column) number in a periodic table labeled 1A, 2A, etc.
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| Charges on [...] metal ions are harder to predict. | Charges on transition metal ions are harder to predict.
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| Most non metals will gain enough electrons to give them a full [...] of valence electrons. | Most non metals will gain enough electrons to give them a full octet of valence electrons.
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| Hydrogen ions can have a charge of either [...] or [...]. | Hydrogen ions can have a charge of either +1 or -1.
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Created by:
mr.shapard
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