A planets day (solar day) is the time it takes to rotate once on its axis relative to the sun, the synodic period. A year on a planet is the time taken for the planet travel once around the sun.
no
A day is 24 hours long and a year is 365 days
Mercury is the planet with an 88-day year.
murcury
Mercury's day is about 58.65 Earth days, and its year about 87.97. Venus has a day that is 243.0 Earth days long, while its year is only 224.7.
I`ll assume by a day you mean an Earth day (24 hours). Saturn rather !
That's Mercury: "sidereal day" is more than half its year. Or, it could be Venus: "solar day" is just over half its year.
24.62 Earth days and 686.78 Earth days.
23hrs 56 mins, 365 days
No planet has. (Planet Saturn has a year lasting about 29 Earth years.)
The dwarf planet Pluto is the planet with a year 248 earth years long.
The dwarf planet Haumea is the planet with a year 280 earth years long.