TS EAMCET 4-Aug-2021 Shift 2 Question Paper

As the electronegativity of central atom decreases, the repulsions between element hydrogen bond pairs decreases and hence, the angle decreases accordingly. Thus, H2O has largest bond angle (104.5∘).
Hence, order of bond angle is

H2O>H2S>H2Se>H2Te
Bond angle 104.5∘‌‌∴97.1∘‌‌97.0∘‌‌90∘