Download App

STD 11 - 6.2. Equilibrium - II (icon Equilibrium) — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 6.2. Equilibrium - II (icon Equilibrium)4 Marks
MCQ
Lewis acid
  • A
    Presence of $H$  atom is necessary
  • B
    Is a electron pair donor
  • C
    Always a proton donor
  • ✓
    Is a electron pair acceptor
✓

Answer

Correct option: D.
Is a electron pair acceptor
d
Lewis acids accept an electron pair. Lewis Acids are electrophilic meaning that they are electron attracting. When bonding with a base the acid uses its lowest unoccupied molecular orbital or $LUMO$.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

The $X-X$ bond length is $1.00{\text{ }}\mathop {\text{A}}\limits^o $ and $C-C$ bond length is $1.54{\text{ }}\mathop {\text{A}}\limits^o $. If $EN$ of $'X'$ and $'C'$ are $3.0$ and $2.0$ respectively. The $C-X$ bond length is likely to be ............ $\mathop {\rm{A}}\limits^{\rm{o}} $
→
Who developed the long form of periodic table
→
The base having highest $pK_b$ value is
→
The $IUPAC$ name of $CH_3 -CH = CH -COOH$ is
→
A metal surface emits photo electrons, when the incident radiation possesses minimum.....
→
Incorrect match is

Electron geometry     $-$      Possible molecular shape from respective electron                                                   geometry

→
Glucose and mannose are
→
When ethyl iodide and propyl iodide react with $Na$ in the presence of ether, they form
→
Nitrogen dioxide and sulphur dioxide have some properties in common. Which property is shown by one of these compounds, but not by the other ?
→
Hybridization is due to the overlapping of
→