6.8.3 Can you answer these questions?

6.8.3.1 How to change the color of the oxidation numbers in chemmacros?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=530776

I would like to change the color of the oxidation numbers in some reactions like: 
\documentclass{article} 
\usepackage{chemformula} 
\usepackage{chemmacros} 
\usepackage[spanish]{babel} 
... 
[color] [chemmacros]
 

asked by tioguilly https://tex.stackexchange.com/landing/r/digest?cta=user&id=208181 1 vote

6.8.3.2 `longtable` with `tabularx` to wrap long cells using `X` type column

https://tex.stackexchange.com/landing/r/digest?cta=question&id=531193

What is the best way to use tabularx X column type in longtable? I read here that ltablex is "ancient" and the same post also mentions tabu but its page mentions that the package might not be properly  ... 
[tables] [longtable] [tabularx] [tabu]
 

asked by leosenko https://tex.stackexchange.com/landing/r/digest?cta=user&id=93475 1 vote

6.8.3.3 How best to reproduce this planner layout in LaTeX/ConTeXT?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=530860

Screenshots of the format (made as much as I could in Publisher): 
Front sheet: 
Inside spread: 
Back sheet: 
Nuances: 
Two page layouts, with a fixed 22.5mm gutter/inside  ... 
[tikz-pgf] [book-design] [layout]
 

asked by BeeperTeeper https://tex.stackexchange.com/landing/r/digest?cta=user&id=208224 1 vote