Which state, whose name comes from an Aleut word, means "mainland" or "great land"?

Which state was named after the Duke of York, later King James II? Which state was named for William Penn's father and means "Penn's woods"? Which state is named after a French king, Louis XIV? Which state's name comes from the French words for "green mountain"? Which two states have "Dakota" in their names, admitted on the same day in 1889? Which state was admitted to the Union in 1863 after splitting from Virginia during the Civil War? Which state separated from Massachusetts to become a state in 1820? Which state entered the Union as a free state under the Missouri Compromise of 1820?