Chemistry · 2023
JEE Main · 6 April 2023, Shift 1 · Q65
Which of the following options are correct for the reaction 2[ Au ( CN )_2]^-( aq )+ Zn ( s ) → 2 Au ( s )+[ Zn ( CN )_4]^2-( aq ) A. Redox reaction…
Which of the following options are correct for the reaction
$$2\left[\mathrm{Au}(\mathrm{CN})_2\right]^{-}(\mathrm{aq})+\mathrm{Zn}(\mathrm{~s}) \rightarrow 2 \mathrm{Au}(\mathrm{~s})+\left[\mathrm{Zn}(\mathrm{CN})_4\right]^{2-}(\mathrm{aq})
$$
A. Redox reaction
B. Displacement reaction
C. Decomposition reaction
D. Combination reaction
Choose the correct answer from the options given below:
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle A$ and $\displaystyle B$ only
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.