MCQ
If acetic acid mixed with sodium acetate, then ${H^ + }$ ion concentration will be
- AIncreased
- ✓Decreased
- CRemains unchanged
- D$pH$ decreased
On adding $C{H_3}COONa$, $[{H^ + }]$ decreases.
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$3p_x, 2s, 4d_{xy}, 3s, 4p_z, 3p_y, 4s$
$NO\,\xrightarrow{{{O_2}}}A \rightleftharpoons D$
$A\xrightarrow{{NaOH\,\,(aq.)}}[B + C]$
$(A)$ $\left[ Cr \left( NH _3\right)_5 Cl ^2 Cl _2\right.$ and $\left[ Cr \left( NH _3\right)_4 Cl _2\right) Cl$
$(B)$ $\left[ Co \left( NH _3\right)_4 Cl _2\right]^{+}$and $\left[ Pt \left( NH _3\right)_2\left( H _2 O \right) Cl \right]^{+}$
$(C)$ $\left[ CoBr _2 Cl _2\right]^{2-}$ and $\left[ PtBr _2 Cl _2\right]^{2-}$
$(D)$ $\left[ Pt \left( NH _3\right)_3\left( NO _3\right) Cl\right.$ and $\left[ Pt \left( NH _3\right)_3 Cl \right] Br$