Slimes and magma cubes do not jump higher with the Jump Boost effect, although it still reduces fall damage for Slimes. Steps to reproduce Spawn Slime Run command /effect give @e[type=slime] minecraft:jump_boost 60 10 false Now you should see the particle effect, but the slime doesn't...
Lingering potions are variants of splash potions that can be thrown to leave clouds with status effects that linger on the ground in an area. Lingering potions are thrown, like splash potions, by using them. On impact they explode, creating a cloud. The