'X' is the number of acidic oxides among VO₂, V₂O₃, CrO₃, V₂O₅ and Mn₂O₇. The primary valency of cobalt in [Co(H₂NCH₂CH₂NH₂)₃]₂(SO₄)₃ is Y. The value of X + Y is _ _ _.

d- and f-Block Elements: JEE Main 2025 Chemistry question

JEE Main 2025 · 7 Apr, Evening shift · Q67

JEE Main 20257 Apr, Evening shiftChemistryMediumd- and f-Block Elements158× since 2002

'X' is the number of acidic oxides among

\mathrm{VO_2}

\mathrm{V_2O_3}

\mathrm{CrO_3}

\mathrm{V_2O_5}

and

\mathrm{Mn_2O_7}

. The primary valency of cobalt in

\mathrm{[Co(H_2NCH_2CH_2NH_2)_3]_2(SO_4)_3}

is Y. The value of X + Y is ______.

JEE Main 2025 d- and f-Block Elements Question with Solution (7 Apr Evening shift, Q67) | JEE Arc

JEE Main 2025 · 7 Apr, Evening shift · Q67

JEE Main 20257 Apr, Evening shiftChemistryMediumd- and f-Block Elements158× since 2002

'X' is the number of acidic oxides among

\mathrm{VO_2}

\mathrm{V_2O_3}

\mathrm{CrO_3}

\mathrm{V_2O_5}

and

\mathrm{Mn_2O_7}

. The primary valency of cobalt in

\mathrm{[Co(H_2NCH_2CH_2NH_2)_3]_2(SO_4)_3}

is Y. The value of X + Y is ______.