a) Assertion and reason both are correct statements and reason is
correct explanation for assertion.
b) Assertion and reason both are correct statements but reason is
not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
12. Assertion: MgCO3 is soluble in water when a current of CO2 is
passed.
Reason: The solubility of MgCO3 is due to the formation of
Mg(HCO3)2
13. Assertion: Benzonitrile is prepared by the reaction of
chlorobenzene with potassium cyanide.
Reason: Cyanide (CN) is a strong nucleophile.
14. Assertion: [Fe(H2O)$NO]SO4 is paramagnetic.
Reason: Fe in [Fe(H2O)NO]SO, has three unpaired electrons.
15. Assertion: In a strongly acidic solution, aniline becomes more
reactive towards electrophilic reagents.
Reason: The amino group being completely protonated in strongly
acidic solution, the lone pair of electrons on nitrogen is no longer
available for resonance.
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