やるつもりなの

Are you planning to do it?

→ 遣る
phrase Rare #36,663
Are you planning to do it? A casual question meaning “are you really planning/intending to do it?” The subject and object are understood from context; なの adds a questioning or explanatory tone.
JA: あなたって、本当にやるつもりなの?
EN: Are you really planning to do it?

トムと一緒にやるつもりなの

Are you planning to do it with Tom?

あなたって、本当にやるつもりなの

Are you really planning to do it?

夕ご飯の前に宿題をやるつもりなの

Are you planning to do your homework before dinner?

トムは本当にそれをやるつもりなの

Is Tom really planning to do that?