Competency-Based Learning Material:  General chemistry 2 
Developed by J.D. Maala 
 - Tagaytay  Olivarez College  [2020] 
 - Page 140;  illustrations;  28cm. 
<br/><br/> Introduction:<br/><br/>This unit deals with the skills and knowledge required for the course GENERAL CHEMISTRY 2. <br/><br/>This module consists of two (2) performance standards. Each standards contains learning activities for both knowledge and skills, supported with information sheets, quiz, activities, and performance checklist/ rubrics, gathered from different sources. Before you perform the manual exercises, read the information/ activity sheets and answer the self-activities provide to confirm to yourself and to your instructor that you are equipped with knowledge to perform the skills portion of the particular learning outcomes.