The song plays the verse with a varied E7 chord as the iii in the progression which I've 
notated below, however you
can play an em and it will sound fine. The am in the verse is played as a barre chord, but
in the chorus it's open. In the prechorus the F and C are also barre chords

E7 (020130@1)           Am (x02210@1)          C (x32010@1)         F (133211@1)  |--4--|        |--5--|      |--3--|     |--5--|
   |--3--|        |--5--|      |--5--|     |--6--|
   |--1--|        |--5--|      |--5--|     |--5--|
   |--0--|        |--7--|      |--5--|     |--3--|
   |--2--|        |--7--|      |--3--|     |--3--|
   |--0--|        |--5--|      |--3--|     |-----|



Intro: C, Em (x2)

CIf (x32010@1)pain was a color to paint on you
     E7Your (020130@1)heart would be the color blue.
     AmBe (x02210@1)a gradient from there till your body met your hair
DWhich (xx0232@1)would remain a silver hue
CYou (x32010@1)are the one they call Jesus Christ.
    E7Who (020130@1)didn't know no rock and roll.
       AmJust (x02210@1)a mission and a gun to paint rainbows in Vietnam
      DAnd (xx0232@1)a heart that always told you

F (133211@1)           CThere's (x32010@1)a madness in us all.
          F (133211@1)           CThere's (x32010@1)a madness in us all.



CSo (x32010@1)who broke the rules?
EmWho (022000@1)broke the rules?
AmWho (x02210@1)broke the rules?
          F (133211@1)                         CThey (x32010@1)said every one of you will never try to lend a hand
         Em (022000@1)                       AmWhen (x02210@1)the policemen don't understand.
C (x32010@1)           FBoys, (133211@1)all you boys
                Am (x02210@1)       GThink (320003@1)you're so American.
C (x32010@1)            FGirls, (133211@1)all you girls
                Am (x02210@1)       GYeah (320003@1)you're so American.



CHe (x32010@1)may not be born of this land
    E7But (020130@1)he was born of this world.
       AmHe (x02210@1)was born of all the mothers and the colors of our brothers
        DAnd (xx0232@1)the love that was taught to

Cyou (x32010@1)by the one they call Jesus Christ.
   E7He (020130@1)may not know no rock and roll.
      AmThere (x02210@1)may not be a heaven, or a place of which to send you,
        DBut (xx0232@1)you know in the end



F (133211@1)          CThere's (x32010@1)a madness in us all.
          F (133211@1)           CThere's (x32010@1)a madness in us all.
(x2)

CSo (x32010@1)who broke the rules?
EmWho (022000@1)broke the rules?
AmWho (x02210@1)broke the rules?
          F (133211@1)                         CThey (x32010@1)said every one of you will never try to lend a hand
         Em (022000@1)                         AmWhen (x02210@1)the policemen don't understand.
C (x32010@1)           FBoys, (133211@1)all you boys
                Am (x02210@1)       GThink (320003@1)you're so American.
C (x32010@1)            FGirls, (133211@1)all you girls
                Am (x02210@1)       GYeah (320003@1)you're so American.



F (133211@1)                CThere's (x32010@1)two eyes for every one of us
             Em (022000@1)                              Am (x02210@1)name="chord_320003@1">G
But somebody got there first and took them all.

C (x32010@1)     FMan, (133211@1)oh man
                  Am (x02210@1)       GYou (320003@1)think it's so American
C (x32010@1)     FMan, (133211@1)oh man
               Am (x02210@1)       GYeah (320003@1)you're so American
(x2)

F (133211@1)                CThere's (x32010@1)two eyes for every one of us
             Em (022000@1)                              Am (x02210@1)name="chord_320003@1">G
But somebody got there first and took them all.

F (133211@1)                CThere's (x32010@1)two eyes for every one of us
             Em (022000@1)                              AmBut (x02210@1)somebody got there first and took them all.