- 1. a model of an atom in which each dot represents a valence electron
A) polar bond diagram
B) chemical formula diagram
C) valence electron diagram
D) electron dot diagram
- 2. an atom or group of atoms that has a positive or negative charge
A) ion
B) atom
C) electron
D) molecule
- 3. an ion with a negative charge
A) anion
B) tution
C) negativion
D) cation
- 4. an ion with a positve charge
A) micromion
B) positivion
C) tropion
D) cation
- 5. the force that holds atoms or ions together as a unit
A) chemical fusion
B) chemical bond
C) chemical glue
D) chemical force
- 6. the force that holds cations and anions together with each other
A) anionic bond
B) molecular bond
C) cationic bond
D) ionic bond
- 7. the notation that shows what elements a compound contains and the ratio of the atoms or ions of these elements in the compound
A) compound formula
B) element formula
C) subscript formula
D) chemical formula
- 8. solids whose particles are arranged in a lattice structure
A) molecules
B) ionic metastates
C) crystals
D) amorphous solids
- 9. a chemical bond in which two atoms share a pair of valence electrons
A) polyatomic bond
B) covalent bond
C) valence bond
D) ionic bond
- 10. a neutral group of atoms that are joined together by one or more covalent bonds
A) crystal
B) molecule
C) polyatomic ion
D) lattice
- 11. a covalent bond in which electrons are not shared equally
A) polar covalent bond
B) asymmetric crystalline bond
C) non polar covalent bond
D) anionic bond
- 12. a covalently bonded group of atoms that has a positive or negative charge and acts as a unit
A) multiatomic ion
B) polyatomic ion
C) binaryatomic ion
D) megatomic ion
- 13. the attraction between a metal cation and the shared electrons that surround it
A) metallic bond
B) covalent bond
C) ionic bond
D) crystal bond
- 14. a mixture of two or more elements , at least one of which is a metal that has the characteristic properties of a metal
A) molecule
B) condensate
C) crystal
D) alloy
|