For live singing, this is just the right pitch for a girl vocalist.

DANCING QUEEN CHORDS

INTRO:   G (320003@1) C/G (3x555x@1)  G (320003@1)(2x )       D/F# (200232@1) Em (022000@1)D (xx0232@1)             BYou (x2444x@1)can dance, you can jive, 
Em (022000@1)        Em7          Ahaving (x02220@1)the time of your life, ooh
C (x32010@1)       D (xx0232@1)               
See that girl, watch that scene,   
             G (320003@1)         C/Gdig (3x555x@1)in the dancing queen

G (320003@1)                        C/GFriday (3x555x@1)night and the lights are low        
G (320003@1)                          EmLooking (022000@1)out for the place to go
D (xx0232@1)                  D/F#Where (200232@1)they play the right music, getting in the swing 
		        Em (022000@1) D, Em, Em (022000@1)You come  to look for a king

G (320003@1)              C/G (3x555x@1)               			        
Anybody could be that guy      
G (320003@1)                             EmNight (022000@1)is young and the music's high
D (xx0232@1)                  D/F# (200232@1)
With a bit of rock music, everything is fine 
               Em (022000@1)            D,Em,Em
You're in the mood for a dance
              Am (x02210@1)          DAnd (xx0232@1)when you get the chance...

CHORUS:
D (xx0232@1)    G (320003@1)                   
You are the dancing queen, 
C/G (3x555x@1)                   G (320003@1)     C/G (3x555x@1)              
young and sweet, only seventeen
G (320003@1)  	                        	          
Dancing queen, 
C/G (3x555x@1)                    G (320003@1)       D/F# (200232@1)Em (022000@1)   
feel the beat from the tambourine  oh   yeah

D (xx0232@1)       B (x2444x@1)You can dance, you can jive,   
Em (022000@1)         Em7         Ahaving (x02220@1)the time of your life, Ooh
C/G (3x555x@1)       D (xx0232@1) 	                             
See that girl, watch that scene, 
            Gdig (320003@1)in the dancing queen