1 of 19
Term
Outline how to carry out a flame test.
Add dilute hydrochloric acid to the
Add dilute nitric acid to the unknown
unknown compound. Add barium
compound. Add silver nitrate solution
chloride solution
Dip a nichrome wire loop in
concentrated hydrochloric acid.
A pH indicator like red litmus paper Dip the wire into the unknown
compound. Hold loop in the
clear blue part of the flame
, 2 of 19
Term
What indicate a positive result in the test for carbonate ions?
Fizzing and release of carbon
Formation of a solid precipitate
dioxide
Release of oxygen gas Color change and heat production
3 of 19
Term
What is used to test for carbonates?
Hydrochloric acid Phosphoric acid
Ammonia Perchloric acid
Term
Outline how to carry out a flame test.
Add dilute hydrochloric acid to the
Add dilute nitric acid to the unknown
unknown compound. Add barium
compound. Add silver nitrate solution
chloride solution
Dip a nichrome wire loop in
concentrated hydrochloric acid.
A pH indicator like red litmus paper Dip the wire into the unknown
compound. Hold loop in the
clear blue part of the flame
, 2 of 19
Term
What indicate a positive result in the test for carbonate ions?
Fizzing and release of carbon
Formation of a solid precipitate
dioxide
Release of oxygen gas Color change and heat production
3 of 19
Term
What is used to test for carbonates?
Hydrochloric acid Phosphoric acid
Ammonia Perchloric acid
