MCQ
Correct for the complex $[Cu(NH_3)_4]^{2+}$ is/are
- AParamagnetic
- B$dsp^2$ hybridisation
- CSquare planar geometry
- ✓All of these
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$3Br_2 + 6CO_3^{2-} + 3H_2O \longrightarrow 5Br^-+ BrO_3^-+ 6HCO_3^-$
Which of the following statements is true regarding this reaction
$(P)\, Fe(CO)_5\,\,\, (Q)\,CO\,\,\, (R)\, H_3B \leftarrow CO\,\,\,(S)\, [Mn(CO)_5]^-$
$(A)$ the concentration of the reactant decreases exponentially with time.
$(B)$ the half-life of the reaction decreases with increasing temperature.
$(C)$ the half-life of the reaction depends on the initial concentration of the reactant
$(D)$ the reaction proceeds to $99.6 \%$ completion in eight half-life duration.