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)?