Properties of sulfides-2

Created by Vic's Studio, Modified on Thu, 10 Jul at 10:13 AM by Vic's Studio

TABLE OF CONTENTS

Description

This task allows the user to correctly choose and carry out the reaction between Na₂S and H₂SO₄ to demonstrate the sulfide properties.

The correctness of student reagents selection is controlled by checking area present in the task

equipment: spawner, destroyer, tablet

glassware and items: rlenmeyer flask 250 ml,

solutions: H₂S 0.1M, Pb(NO₃)₂, Na₂S, H₂SO₄

solids: -

checking zone label: "Results"