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  4. When sodium nitrate is heated above 600° then:

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Q. When sodium nitrate is heated above $ 600^{\circ}$ then:

Jharkhand CECEJharkhand CECE 2006

Solution:

On heating $NaNO_3$ above $ 600^{\circ}C \,Na_2O, O_2$ and $ N_2$ all is obtained as:
$4NaNO_3 \xrightarrow{800^{\circ}C} 2Na_2O + 5O_2 + 2N_2$