Getty Images - Getty 3 Smith Rowe sealed the points for Arsenal
Chambers, who has not played a senior match since injuring his knee against Chelsea 11 months ago, arrived in a £16m deal from Southampton in 2014.
Sokratis, a £17.7m signing from Borussia Dortmund, is not in Mikel Arteta’s first-team plans and was strongly linked with a summer move to Napoli, but remained in north London.
Meanwhile, Saliba was signed for £25million from Saint-Etienne last year and spent the 2019/20 on loan at the French club.
Despite expectations he would feature for Arteta, he is yet to make his senior Arsenal debut.
Getty Images - Getty 3 Chambers will hope to make his return to the first-team soon
Getty Images - Getty 3 Sokratis is out of the first-team picture at Arsenal
And Lopez was brought in after deciding not to extend his Barcelona contract in 2018.
The makeshift back four kept a clean sheet as Steve Bould’s side made it back-to-back wins for the first time this season.
The Gunners played the remaining 28 minutes with 10 men as Folarin Balogun received two yellow cards.