Question

A student took some lead nitrate compound in a boiling tube and heated it strongly. The gas/gases evolved on heating this compound is/are (1) NO2
(2) NO2 + CO2
(3) NO2 + O2
(4) N2 + O2

Answer 1

Answer:

A student took some lead nitrate compound in a boiling tube and heated it strongly. The gas/gases evolved on heating this compound is/are

(1) NO2

(2) NO2 + CO2

(3) NO2 + O2☑️☑️☑️

(4) N2 + O2

Answer 2

Hope u helpfull........