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27 Cards in this Set
- Front
- Back
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An Ionic bond Results from electrical attraction between. A. Cations and Anions B. Atoms C. Dipoles D. Orbital |
A. Cations and Anions |
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A non polar covalent bond is unlikely when two atoms of different elements join because the atoms are likely to differ in A. Density B. State of Matter |
C. Electronegativity |
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Bond Length is the distance between two bonded atoms at A. Their minimum potential energy |
A. Their minimum potential energy |
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The principle that states that atoms tend to form compounds in which each atom has eight electrons in its highest occupied energy level is called the A. Rule of eights. B. configuration rule C. avogadro principle D. octet rule |
D. octet rule |
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Relative melting point is an indication of the A. strength of a bond B. number of ions C. number of molecules in sample D. type of atoms that are bonding |
A. strength of a bond |
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In which type of bond are electrons shared between atoms A. ionic B. covalent C. metallic |
B. covalent |
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Which type of bond creates a lattice structure A. ionic B. covalent C. metallic |
A. ionic |
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Which type of Bond forms between two non-metals A. ionic B. covalent C. metallic |
B. covalent |
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Which type of bond forms a structure which is often described as an "electron Sea" A. ionic B. covalent C. metallic |
C. metallic |
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Which bond is characterized by the formation of oppositely charged particles? A. ionic B. covalent C. metallic |
A. ionic |
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In which type of bond are one or more electrons transferred from one atom to another? A. ionic B. covalent C. metallic |
A. ionic |
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Which of the following is NOT a characteristic of ionic substances? A. Conduct electricity in solution form B. Have high melting points C. Usually dissolve in water D. Are usually gases at room temperature |
D. Are usually gases at room temperature |
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Which of the following is NOT a characteristic of metallic substances? A. are lustrous, malleable, and ductile B. conduct electricity. C. have low melting points. D. Are usually solids at room temperature |
C. have low melting points. |
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Which of the following is NOT a characteristics of covalent substances? A. have low melting points B. usually don't dissolve in water C. usually form small, individual molecules D. conduct electricity |
D. conduct electricity |
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Why do atoms form chemical bonds? A. to increase their potential energy B. to become more stable C. to gain more valence electrons D. to obtain a higher electronegativity |
B. to become more stable |
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A covalent bond in which the bonded atoms have an unequal attraction for the shared electrons is called a |
Polar Covalent |
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The degree to which bonding between atoms of two different elements is ionic or covalent and be determined from the differences in the ____________ of the elements |
Electronegativity |
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A neutral group of atoms held together by covalent bonds is called a ______________ |
Molecule |
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A shorthand representation of the composition of a substance using atomic symbols and numerical subscripts is called a |
Chemical formula |
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A covalent bond between two atoms produced by sharing two pairs of electrons is called a _____________ |
Double covalent bond |
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A chemical bond that results from the attraction between metal atoms and the surrounding sea of electrons is called a ____________ |
Metallic bond |
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The property of being able to be drawn, pulled, or extruded through a small opening to produce a wire is called ________ |
Ductile |
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The degree to which bonding between atoms of two different elements is ionic or convalent can be determined from the differences in the ___________ of the elements. |
Electronegativity |
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A charged group of covalently bonded atoms is called a ___________ |
Polyatomic Ion |
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Compare and contrast ionic bonding and covalent bonding. |
Ionic Metal- nonmetal Transfer of e- Covalent nonmetal sharing pairs of e- |
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Why do most atoms for chemical bonds |
To become more stable W/ a lower potential energy. This is allowed by obtaining a full octet. |
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Avogadro's law |
equal volumes of all gases, at the same temperature and pressure, have the same number of molecules". |
