Question

8. Spectator ions a remain as ions in the reaction and precipitate b. remain as molecules in the reactions and precipitate c. They form precipitate because they do not participate in the reaction d. None of the above 9. Polyprotic acids are a. Acids with more than one Hydrogen b. Acids that can form both hydrogen and Hydronium ions c. Acids that can act as acceptors as well as donors of Hydrogen d. Acids that have sweet taste 10. In an acid-base titration the product formed at the equivalence point is a. Acidic b. basic c. Neutral d. Salt 11.Oxidation number of Mb is a. 1 b. 2 ?. 3 d. 0 12. The name given to the force of attraction of the electrons of one atom for the protons of another atom in close proximity isforce. a. London b. virtual c. van der Waals d. kinetic 13. In the reaction of an acid with a base, the common ionic reaction involves ions of_ a. hydrogen and hydroxide b. sodium and chloride c. hydrogen and hydronium d. hydroxide and nitrate 14. Physical state of a matter is determined by a. Lack of particle motion b. Enhanced strength of the material c. Intermolecular forces d. Resistance to pressure of the material 15. Dispersion forces happen between a. Dipoles of unequal polarity when they collide with each other b. Dipole-lonic compounds of unequal polarity c. Molecules of no polarity d. Whenever there is a dispersion between hydrogen and Oxygen

Answer 1