$2 P b {(N O_{3})}_{2 (s)}$ $H e a t ⟶$ $2 P b O_{(s)} + 4 N O_{2 (g)} ↑ + O_{2 (g)}$ , The above reaction is ...................

combination

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decomposition

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sublimation

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both

B

and

C

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Solution

The correct option is A decomposition
In a decomposition reaction, one simple compound decomposes or breaks down into two or more substances.
Here, $P b (N O_{3})_{2}$ breaks down into $P b O, N O_{2}$ and $O 2$ when a sufficient amount of heat is supplied to it.

Option $B$ is correct

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Similar questions

2 P b {(N O_{3})}_{2} (s) H e a t - -- \to 2 P b O (s) + 4 N O_{2} (g) + O_{2} (g)

2 P b (N O_{3})_{2} \to 2 P b O + 4 N O_{2} + O_{2}

2 P b (N O_{3})_{2} \to 2 P b O + 4 N O_{2} + O_{2}

Which one is correct?

Pb(NO3)2----->PbO+2NO2+O2

2Pb(NO3)2----->2PbO+4NO2+O2

2 P b (N O_{3})_{2} \to 2 P b O + 4 N O_{2} + O_{2}

(P b = 207; N = 14; O = 16)

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