1
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

Decomposition of benzene diazonium chloride by using Cu$$_2$$Cl$$_2$$/HCl to form chlorobenzene is

A
Cannizarro's reaction
B
Kolbe's reaction
C
Sandmeyer's reaction
D
Raschig's reaction
2
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

Which complex cannot ionise in solution?

A
[Pt(NH$$_3$$)$$_6$$]Cl$$_4$$
B
K$$_2$$[Pt(F$$_6$$)]
C
K$$_4$$[Fe(CN)$$_6$$]
D
[CoCl$$_3$$(NH$$_3$$)$$_3$$]
3
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

Consider the reaction,

C(s) + O$$_2$$(g) $$\rightarrow$$ CO$$_2$$(g) + 393.5 kJ

The signs of $$\Delta H,\Delta S$$ and $$\Delta G$$ respectively are

A
$$-$$, +, $$-$$
B
$$-$$, $$-$$, $$-$$
C
$$-$$, +, +
D
+, $$-$$, $$-$$
4
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

The product formed when hydroxylamine condenses with a carbonyl compound is called

A
hydrazone
B
hydrazine
C
oxime
D
hydrazide
EXAM MAP