The word tender is accented on the first syllable. (ten-der)
First -- assuming the question is: In regards to the word "tender" is the first or second syllable emphasized?
Yes. The first syllable is an accented one with a short E sound (ten). The second E has a schwa sound, creating an unaccented second syllable (dur).
"Its" has one syllable.
The word "to" has one syllable.
There is 1 syllable.