MCQ
In Clemmensen's reaction, ketone gives ____________.
  • A
    alcohol
  • B
    alkene
  • alkane
  • D
    alkyne

Answer

Correct option: C.
alkane
C

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

Similar questions

Identify the factors involved in innate immunity and choose the correct option.

i. Antibodies

ii. Skin

iii. Tears

iv. Neutrophils

v. T-lymphocytes

vi. Macrophages

vii. lgG

viii. Saliva

Match Column I and Column II and choose the correct option.
Column 'A' Column 'B'
i. Callus a. Breeding crops for improving their nutritional value.
ii. Morphogenesis b. DNA molecules carrying the desired gene.
iii. Biofortification c. Unorganized mass of loosely arranged parenchymatous cells.
iv. Vectors d. Development of different plant organs from callus.
When the pressure on the gas is increased to 4 times that of initial value, volume becomes `1/3`rd that of initial. Percentage difference in temperature will be ______.
A pollen grain is provided resistance from physical and biological decomposition by its ______ 
The vector equation of the plane $r=(2 \hat{ i }+\hat{ k })+\lambda(\hat{ i })+\mu(\hat{ i }+2 \hat{ j }-3 \hat{ k })$ in scalar product form is $r \cdot(3 \hat{ i }+2 \widehat{ k })=\alpha$, then $\alpha=$
The mass of a body on the surface of the earth is $10 kg$. The mass of the same body on the surface on the moon is $g _{ m }=\frac{1}{6} g _{ e ^{\prime}}$ where $g _{ m ^{\prime}} g _{ e }$ acceleration due to gravity on the surface of the moon and the earth respectively.
After a successful germination, the tip of the pollen tube enters in one of the______ and then ruptures to release the contents.
An electric dipole has a fixed dipole moment `vec "p"`, which makes angle `theta` with respect to x-axis. When subjected to an electric field `vec"E"_1 = "E"hat"i"`, it experiences a torque `vec "T"_1 = tau hat"k"`. When subjected to another electric field `vec "E"_2 = sqrt3 "E"_1 hat "j"` it experiences torque `vec "T"_2 = ~ vec "T"_1` The angle `theta` is ____________.
If boiling point of urea solution is $100.18^\circ C$ and $K_b$ tor water is $0.512 K \ kg \ mol^{-1},$ molality of solution is $($Boiling point of water $= 100^\circ C)$
In series 'LR' circuit and in series 'RC' circuit, same current is flowing. If the frequency of e.m.f. of a.c. is increased for both the circuits, the impedance will ____________.