first time grower indoors

Hey everyone!! First time posting and also growing. I’m trying my best to identify what I have going on. I feel as if she is experiencing a magnesium or zinc deficiency and would like some expert opinions. Maybe I’m not even diagnosing correctly. What do you all think? Little background on this...

I have a 4x4 tent set-up that was given to me with all the pieces. 330w LED. From seed, the two in 5 gallon pots are in an organic cocoa and pumice mixture (also gifted to me, so not sure the brand). The other two in cups are diesel from seed… but in regular Miracle grow soil to start. Large...