Solved: CHEMISTRY Question for NEET

NEET CHEMISTRYEasy

Which of the following reactions is the metal displacement reaction? Choose the right option.

$2KClO_3 \xrightarrow{\Delta} 2KCl + 3O_2$

$Cr_2O_3 + 2Al \xrightarrow{\Delta} Al_2O_3 + 2Cr$

$Fe + 2HCl \rightarrow FeCl_2 + H_2\uparrow$

$2Pb(NO_3)_2 \rightarrow 2PbO + 4NO_2 + O_2\uparrow$

Step-by-Step Solution

Both reactions (1) and (4) are examples of decomposition reactions. Reactions (2) and (3), both are examples of displacement reactions, while reaction (2) is an example of metal displacement reaction.

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