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Chemistry
Which of the following can react with K2Cr207 ?
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Q. Which of the following can react with $K_2Cr_20_7$ ?
AIIMS
AIIMS 2019
A
$S0_3^{2-}$
B
$C0_3^{2-}$
C
$S0_4^{2-}$
D
$N0_3^{-}$
Solution:
Correct answer is (a) $S0_3^{2-}$