Biology 1 - Chapter 2 Vocab Quiz A
16 Questions
| Total Attempts: 162
Questions and Answers
- 1.An atom, radical or molecule that has gained or lost one or more electrons and has a negative or positive charge is called a(n) ___.
- A.
Ion
- B.
Element
- C.
Atom
- D.
Non-polar molecule
- 2.A(n) ___ is a pure substance made of only one kind of atom.
- A.
Element
- B.
Compound
- C.
Atom
- D.
Ion
- 3.A(n) ___ is a substance made up of the joined atoms of two or more different elements.
- A.
Compound
- B.
Element
- C.
Ion
- D.
Molecule
- 4.An attraction between substances of the same kind is referred to as ___.
- A.
Cohesion
- B.
Adhesion
- C.
Ionic bonding
- D.
Chemical friendship
- 5.An attraction between different substances is called ___.
- A.
Cohesion
- B.
Adhesion
- C.
Chemical friendship
- D.
Covalent bonding
- 6.A(n) ___ is the smallest unit of a substance that keeps all of the physical and chemical properties of that substance.It can consist of one element or two or more elements bonded together.
- A.
Molecule
- B.
Compound
- C.
Ion
- D.
Solution
- 7.A(n) ___ forms when atoms share a pair of electrons.
- A.
Covalent bond
- B.
Ionic bond
- C.
Hydrogen bond
- D.
Savings bond
- 8.The positive region of one water molecule is attracted to the negative region of another water molecule in a(n) ___.
- A.
Covalent bond
- B.
Hydrogen bond
- C.
Ionic bond
- D.
Metallic bond
- 9.The smallest unit of matter that cannot be broken down by chemical means is a(n) ___.
- A.
Cell
- B.
Atom
- C.
Element
- D.
Compound
- 10.A(n) ___ forms through the electrical force between oppositely charged ions.
- A.
Ionic bond
- B.
Covalent bond
- C.
Hydrogen bond
- D.
James Bond
- 11.A substance that releases protons (H+ ions) in solution is a(n) ___.
- A.
Acid
- B.
Base
- C.
Buffer
- D.
Solute
- 12.___ is the measure of hydrogen ions (H+) in a solution.
- A.
PH
- B.
Specific heat
- C.
Hydronium scale
- D.
POH
- 13.A substance that removes protons (H+ ions) from a solution is a(n) ___.
- A.
Acid
- B.
Base
- C.
Buffer
- D.
Solute
- 14.A mixture that is consistent throughout is called a(n) ___.
- A.
Solution
- B.
Solvent
- C.
Solute
- D.
Acid
- 15.A(n) ___ is a substance that dissolves in a solvent.
- A.
Solute
- B.
Solution
- C.
Heterogeneous mixture
- D.
Buffer
- 16.A(n) ___ is a substance in which a solute dissolves and is in greatest concentration in a solution.
- A.
Solute
- B.
Solvent
- C.
Acid
- D.
Base
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