1
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

A bromoalkane '$$X$$' reacts with magnesium in dry ether to form compound '$$Y$$'. The reaction of '$$Y$$' with methanol followed by hydrolysis yield an alcohol having molecular formula, $$\mathrm{C}_4 \mathrm{H}_{10} \mathrm{O}$$. The compound '$$X$$' is

A
bromomethane
B
bromoethane
C
1-bromopropane
D
2-bromopropane
2
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

The spin only magnetic moment of $$[\mathrm{MnBr}_4]^{2-}$$ is $$5.9 \mathrm{~BM}$$. The geometry of this complex ion is

A
tetrahedral
B
octahedral
C
trigonal pyramidal
D
square planar
3
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

At equilibrium, the concentration of

$$\begin{gathered} \mathrm{N}_2=3.0 \times 10^{-3} \mathrm{M} \\ \mathrm{O}_2=4.2 \times 10^{-3} \mathrm{M} \\ \text{and} \quad \mathrm{NO}=2.8 \times 10^{-3} \mathrm{M} \end{gathered}$$

in a sealed vessel at $$800 \mathrm{~K}$$ and $$1 \mathrm{~atm}$$ pressure. What will be $$K_p$$ for the given reaction?

$$\mathrm{N}_2(g)+\mathrm{O}_2(g) \rightleftharpoons 2 \mathrm{NO}(g)$$

A
0.328 atm
B
0.622 atm
C
0.483 atm
D
0.712 atm
4
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

Which of the following is an example of network solid?

A
$$\mathrm{SO}_2$$ (solid)
B
$$\mathrm{I}_2$$
C
Diamond
D
$$\mathrm{H}_2 \mathrm{O}$$ (ice)
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