Yes, DISTRACTION is a Scrabble word!

Letter values in Scrabble US: D 2, I 1, S 1, T 1, R 1, A 1, C 3, T 1, I 1, O 1, N 1.

Is it a valid word?

DISTRACTION is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

mental turmoil
an obstacle to attention
an entertainment that provokes pleased interest and distracts you from worries and vexations
the act of distracting; drawing someone's attention away from something