There are four test-tubes holding dilute hydrochloric acid. A different metal piece has been put into each test-tube. The metals are copper, iron, magnesium and zinc. Which test-tube contains iron and dilute hydrochloric acid?
Chemistry 0620 · IGCSE · Reactivity series
There are four test-tubes holding dilute hydrochloric acid. A different metal piece has been put into each test-tube. The metals are copper, iron, magnesium and zinc. Which test-tube contains iron and dilute hydrochloric acid?