The functional group represented in the compound above is?
alkanol
alkanal
alkanone
alanoate
Correct answer is B
The carbonyl group in tha alkanal (aldehyde) family is always at the end of a carbon chain
The option above shows the PH changes for the titration of a
strong acid versus strong base
weak acid versus strong base
strong acid versus weak base
weak acid versus weak base
Correct answer is B
Option B is a graph of weak a acid and strong base
It can be deduced that the rate of the reaction?
for bath l is higher than path ll
for path ll is higher than path l
is the same for both paths at all temperatures
depends on the values of both x and y at all pressures
Correct answer is B
No explanation has been provided for this answer.
Use the diagram above to answer this question. The activation energy of the uncatalysed reaction is
X
X + Y
X - Y
Y
Correct answer is A
No explanation has been provided for this answer.
The arrangement above can be used for the collection of
sulphur (IV) oxide
ammonia
hydrogen chloride
nitrogen
Correct answer is D
This apparatus can be seen either in the preparation of Nitrogen gas from AIR or from the reduction of Copper(II) Oxide by Ammonia in which Nitrogen gas is collected in the gas jar over water.
Reaction Equation:
\(3CuO_{(s)} + 2NH_{{3}{(g)}} \to 3Cu_{(s)} + 3H_{2}O_{(l)} + N_{{2}{(g)}}\)
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