Which one of the following is the correct formula for ...

[krzymel]

Which one of the following is the correct formula for pentaamminechloroco balt (III) chloride?
 
  A) Co(NH3)5ClCl2
  B) Co(NH3)4ClCl2
  C) Co(NH3)6ClCl2
  D) Co(NH3)5Cl4
  E) Cl(NH3)5CoCo2

Question 2

The reaction Pb(NO3)2(aq) + K2SO4(aq)  PbSO4(s) + 2 KNO3(aq) is best classified as a(n)
 
  A) acid-base neutralization reaction.
  B) oxidation-reduction reaction.
  C) precipitation reaction.
  D) single replacement reaction.

Question 3

What is the term for a compound that contains only hydrogen and carbon?
 
  A) aromatic hydrocarbon
  B) hydrocarbon
  C) saturated hydrocarbon
  D) unsaturated hydrocarbon
  E) none of the above

[chevyboi1976]

Answer to Question 1

A

Answer to Question 2

C

Answer to Question 3

B