Provided you are not overstocking they should be OK.
Not normally.
Yes,Neon tetras and catfish live together well.
You would probably be fine with 5-10 neon tetras.
Harlequin Rasboras White Cloud Minnows Zebra Danios Guppies Mollies Platies Swordtails Corydoras
No, neon tetras have very short tails.
angel fish can eat neon tetras is the simple answer, but i have angel fish and neon tetras in the same tank and the angel fish does not bother the neons, although this may be because the angel fish is not full grown yet so it is a 50% chance
Small, non aggressive, tropical freshwater fish. Examples would be other tetras, mollies, platys, swords, small gouramis, rainbowfish, some less aggressive barbs, dwarf cichlids, loaches, plecos, Cory catfish.
Yes, they are all tetras and should get along fine.
Neon Tetras do very well in soft and slightly acidic water. If there are a couple of Neon Tetras left, it may be best to quarantine them in a separate tank.
you could have guppies angel fish neon tetras platties blue rams tiger barbs and and and mollies otto cats cherry barb
No.
neon tetras live at standard tropical aquarium temperatures, but a good place to start is about 76 degrees Fahrenheit