1
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0
$$ \text { Match the following } $$
| Column -I (Reaction) |
Column - II (Colour of the product or nature) | ||
|---|---|---|---|
| (A) | $\mathrm{FeCl}_3(\mathrm{aq})+\mathrm{NH}_3(\mathrm{aq}) \longrightarrow$ | (l) | Green ppt. |
| (B) | $\mathrm{AgCl}(\mathrm{aq})+\mathrm{NH}_3(\mathrm{aq}) \longrightarrow$ | (II) | Deep blue |
| (C) | $\mathrm{Cu}^{2+}(\mathrm{aq})+\mathrm{NH}_3(\mathrm{aq}) \longrightarrow$ | (III) | Brown ppt. |
| (IV) | Colourless | ||
$$ \text { The correct match } $$
2
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0
Secondary valences of the following complexes based on their reactions with excess $\mathrm{AgNO}_3$ are
$$ \begin{array}{llc} \hline & \begin{array}{l} \text { Formula of the } \\ \text { complexes } \end{array} & \begin{array}{c} \text { Moles of } \mathrm{AgCl} \text { precipitated } \\ \text { per mole of complex } \end{array} \\ \hline \text { (I) } & \mathrm{CoCl}_3 \cdot 6 \mathrm{H}_2 \mathrm{O} & 3 \\ \hline \text { (II) } & \mathrm{NiCl}_3 \cdot 6 \mathrm{H}_2 \mathrm{O} & 2 \\ \hline \text { (III) } & \mathrm{Co}\left(\mathrm{SO}_4\right) \mathrm{Br} \cdot 5 \mathrm{NH}_3 & 1 \\ \hline \end{array} $$3
TS EAMCET 2022 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)
+1
-0
The pair in which both the species have same magnetic moment (spin only) is
4
TS EAMCET 2022 (Online) 19th July Evening Shift
MCQ (Single Correct Answer)
+1
-0
A metal complex absorbed orange light. The colour in which it appears is
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