How many chapters are in the series of unfortunate events the second book reptile room?

"The Reptile Room," the second book in Lemony Snicket's "A Series of Unfortunate Events," contains 12 chapters. In this installment, the Baudelaire orphans are placed in the care of their new guardian, Uncle Monty, but their troubles continue as Count Olaf reappears. The book combines mystery and dark humor, characteristic of the series.