Chemistry > TEST BANKS > Chemical Formulas and Composition Stoichiometry Test Bank (All)

Chemical Formulas and Composition Stoichiometry Test Bank

Document Content and Description Below

MULTIPLE CHOICE 1. There are two different common crystalline forms of carbondiamond and graphite. A less common form called fullerene, C60, also exists. Different forms of the same element in th ... e same physical state are called: a. isotopes. b. isomers. c. alloforms. d. allotropes. e. structural formulas. ANS: D OBJ: Define allotrope. TOP: Chemical Formulas 2. How many atoms are in a sulfuric acid molecule? a. 1 b. 7 c. 5 d. 6 e. 8 ANS: B OBJ: Know the chemical formulae of common acids. TOP: Chemical Formulas 3. If a sample of butane, C4H10, contains a total of 8.0  103 atoms of carbon, how many molecules of butane are in the sample? a. 6.0  103 b. 3.0  103 c. 8.0  103 d. 1.1  104 e. 2.0  103 ANS: E OBJ: Understand the relationship between molecular formula and the number of atoms of a specific type contained in a single compound. | Convert the number of atoms in a substance to the number of molecules in a substance. TOP: Chemical Formulas 4. Name the molecular compound, HNO3. a. ammonia b. nitric acid c. nitrous acid d. nitric oxide e. methane ANS: B OBJ: Know the names and chemical formulae of common acids. TOP: Chemical Formulas Whitten 10e Test Bank Full file at http://testbankscafe.eu/Test-Bank-for-Chemistry-10th-Edition-Whitten Whitten 10e Test Bank Full file at http://testbankscafe.eu/Test-Bank-for-Chemistry-10th-Edition-Whitten 5. Name the molecular compound, SO3. a. sulfur oxide b. sulfurous acid c. sulfur trioxide d. sulfuric acid e. none of these ANS: C OBJ: Translate the chemical formula of a binary molecule into a name. TOP: Chemical Formulas [Show More]

Last updated: 2 years ago

Preview 1 out of 30 pages

Buy Now

Instant download

We Accept: