Chemistry · 2022
JEE Main · 24 June 2022, Shift 2 · Q80
In the flame test of a mixture of salts, a green flame with blue centre was observed. Which one of the following cations may be present?
In the flame test of a mixture of salts, a green flame with blue centre was observed. Which one of the following cations may be present?
Official answer
(1)
$\displaystyle \mathrm{Cu}^{2+}$
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.