MCQ
Which of the following cannot act as Nucleophile?
- A$NH_3$
- B$\mathop O\limits^\Theta H$
- ✓$: CCl_2$
- D$\mathop C\limits^\Theta N$
✓
Answer
Correct option: C.
$: CCl_2$
c
Benzene becomes more reactive towards EAS when any substituent raises the electron density.
Benzene becomes more reactive towards EAS when any substituent raises the electron density.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
When a sulphur atom becomes a sulphide ion
$1, 2-$dibromoethane when heated with alcoholic potash gives
→Carbon suboxide ${C_3}{O_2}$ has
→Which of the following reactions generates the major product ? Ignore stereoisomerism.
2HI ⇌ H2 + I2
The equilibrium constant of the above reaction is 6.4 at 300K. If 0.25 mole each of H2 and I2 are added to the system, the equilibrium constant will be:
The equilibrium constant of the above reaction is 6.4 at 300K. If 0.25 mole each of H2 and I2 are added to the system, the equilibrium constant will be:
The radius of the second Bohr orbit for hydrogen atom is .......... $\mathop A\limits^o $
→(Plank's const. $ h = 6. \times 10^{-34}\, Js\,;$ mass of electron $= 9.1091 \times 10^{-31}\, kg\,;$ charge of electron $e= 1.60210 \times 10^{-19}\, C\,;$ permittivity of vaccum $\in _0 = 8.854185 \times 10^{-12} \,kg^{-1} \,m^{-3} A^2$)
An alkene given two moles of $HCHO$, one mole of $C{O_2}$ and one mole of $C{H_3}COCHO$on ozonolysis. What is its structure
→Which of the following terms are unitless?
Solubility product $(K_{sp})$ of the salts $MX\,,\, MX_2\,,\, M_3X$ at temperature $'T'$ are $4 \times 10^{-8}\,,\, 3.2 \times 10^{-14}$ and $2.7 \times 10^{-15}$ respectively. Solubilities of the salt at temperature $'T'$ are in the order
→For the reaction:
→$I ^{-}+ ClO _3^{-}+ H _2 SO _4 \longrightarrow Cl ^{-}+ HSO _4^{-}+ I _2$
The correct statement(s) in the balanced equation is/are:
$(A)$ Stoichiometric coefficient of $HSO _4^{-}$is 6 .
$(B)$ lodide is oxidized.
$(C)$ Sulphur is reduced.
$(D)$ $H _2 O$ is one of the products.