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