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D and F Block Elements question

2017 · 9 Apr · Shift 1 · Q9

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D and F Block Elements
2017 · 9 Apr · Shift 1 · Q9

D and F Block Elements question

2017 · 9 Apr · Shift 1 · Q9

JEE MainChemistryD and F Block ElementsMCQ+4 / −1

Which of the following ions does not liberate hydrogen gas on reaction with dilute acids ?

A
$Ti^{2+}$
B
$V^{2+}$
C
$Cr^{2+}$
D
$Mn^{2+}$

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