Alkanals can be distinguished from alkanones by the reaction with
sudan lll stain
starch iodide paper
lithium tetrahydrido aluminate (lll)
fehling's solution
Correct answer is D
No explanation has been provided for this answer.
Geometric isomerism can exist in
hex-3-ene
hexane
prop-l-ene
3-methyl but -l-ene
Correct answer is A
No explanation has been provided for this answer.
Which of the following metals is the least reactive?
Pb
Sn
Hg
Au
Correct answer is D
No explanation has been provided for this answer.
A common characteristic between zinc and the other transition elements is the ability to
have variable oxidation states
from complex ions
act as a catalyst
from coloured ions
Correct answer is B
No explanation has been provided for this answer.
The purest form of iron which contains only about 0.1% carbon is
pig iron
wrought iron
cast iron
iron pyrite
Correct answer is B
No explanation has been provided for this answer.