on which chart did this track feature amongst the top 10?
In the United States, "Part of Me" debuted at number one on the "Billboard" Hot 100 and the U.S. Hot Digital Songs chart.
Part of Me (Katy Perry song)
In the United States, "Part of Me" debuted at number one on the "Billboard" Hot 100 and the U.S. Hot Digital Songs chart, with 411,000 copies sold in its first week. It was the twentieth song to debut atop the "Billboard" Hot 100. 
katy perry this is the part of me song UNANSWERABLE who wrote the lyrics of this? Katy Perry and Bonnie McKee who is the second person? American singer and songwriter what do the lyrics interpret? James Dinh of MTV noted that "the pop star appears strong, bold and just a tad resentful after a breakup" on the track. what is the genre of this track? Dance-pop and power pop what musical instruments are played in the background? UNANSWERABLE in what musical key is the track composed? t is composed in the key of D minor and set in a 4/4 time signature at a tempo of 130 beats per minute. what was the feedback given from the critics after listening to this track? Jody Rosen of "Rolling Stone" gave the song three stars out of five, calling it "just plain predictable."
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Part of Me (Katy Perry song) [SEP] Chart performance
In the United States, "Part of Me" debuted at number one on the "Billboard" Hot 100 and the U.S. Hot Digital Songs chart, with 411,000 copies sold in its first week. It was the twentieth song to debut atop the "Billboard" Hot 100. "Part of Me" became Perry's seventh number-one song, and her sixth in the 2010s. The single debuted at number 36 on the Hot 100 Airplay chart, with 35 million radio impressions in its first week, and was Perry's ninth song to top the Hot Dance Club Songs chart. It is Perry's tenth single to be certified Platinum by the RIAA, for sales of over 1 million copies.