Q)
(chatquestion)...19.
Assertion (A): Low spin tetrahedral complexes are rarely observed.
Reason (R) :
The orbital splitting energies are not sufficiently large
forcing pairing.
20.
Assertion (A) : Boiling points of alkyl halides decrease in the order
R-I > R-Br > R-Cl > R-F.
Reason (R) :
Van der Waals forces decrease with increase in the size of
halogen atom.
SECTIONB
21.
Predict the state of the solute in the following situations:
1x2=2
(a)
Experimentally determined molar mass is more than the true value.
(b)
i value is 0-4.
it
O.4
22.
For an electrochemical cell
F2 (g) + 21 (aq)
2F (aq) + I2 (s),...(q num 21)
1 Answer
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