preparation of soluble salt
DESCRIPTION
Chemistry Form 4: Chapter 8 Sl (Aktiviti 8.3 menyedia garam terlarut) UPSI/SLISS 2012TRANSCRIPT
Preparation of Soluble Salt
NURUL ASHIKIN BT. ABD RAHMAN
PROBLEM STATEMENTIs the saluble salt can be prepare by the reaction between an acid and a metal oxide?
AIMTo prepare soluble satl by the reaction between an acid and a metal oxide.
APPARATUS
• Beaker (100 ml)• Spatula• Bunsen burner• Wire gauze• Tripod stand• Conical flask (250 ml)• Glass rod• Evaporating dish• Fillter funnel• Fillter paper• Measuring cylinder (100ml)
CHEMICALNitric acid, HNO3 ( 2.0 M)Copper (II) oxide powder
CuO (powder)HNO3 (2.0 mol dm3) solution
HNO3
FIGURE AND PROCEDURE
Heat
Cooling
Cooled salt solution
Cu(NO3)2
Cooling in ice
OBSERVATION
DISCUSSION
CONCLUSION
•What are precaution steps in this experiment? Why?• Equation•Page 116 practical book
•What is the product formed?
• What can be observe when copper (II) oxide has been added into acid nitric?
• What is the colour of product (salt)?