✋Introduction
Practical: red cabbage indicator solution
In this lesson: I can make red cabbage indicator solution and use it to test solutions to find out if they are acid or alkali. Red cabbage solution is pink or red in an acid, purple in a neutral solution, and green in an alkali. Different chemical indicators have their advantages and disadvantages.
Lesson outcome
Waxaan samayn karaa xal u dhigma oo ka sameysan kaabajka cas waxaana u isticmaali karaa in aan ku tijaabiyo xalalka si aan u ogaado inay yihiin aashito ama alkali.