RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Some Non-Metals and their Compounds, Exercise 7: Q

Give the word equation for the combustion of natural gas in a gas boiler, when the air inlet is partly blocked with soot.

Gas boilers should be checked regularly, to make sure air flows through the burner properly. Why?

Write an equation to show what happens when lead(II) carbonate is heated.

When Calcium carbonate is heated, what kind of reaction occurs?   

Name three sources of methane, ${\mathrm{CH}}_4$.

Which do you think that fuel is the main source of ${\mathrm{CH}}_4$?

 Is it organic, or inorganic? (a) sodium chloride.

Is it organic, or inorganic? (b) Water