Darpan Chemistry Class 12. We covered all the Darpan Chemistry Class 12 in this post for free so that you can practice well for the exam.
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Darpan Chemistry Class 12 Objective for Students
With cold and dilute sodium hydroxide fluorine reacts to give
(A) NaF and OF2
(B) NaF + O
(C) O2 and O3
(D) NaF + O₂
Option a – NaF and OF2
Which oxidation state is not shown by chlorine?
(A) +7
(B) +3
(C) +8
(D) +4
Option a – +7
When Cl₂ gas is passed through hot and conc. solution of KOH, the following compound is formed.
(A) KCI
(B) KCIO3
(C) KCIO2
(D) KCIO4
Option b – KClO3
The correct order of thermal stability of hydrogen halide (H-X) is
(A) HI > HBr > HCI > HF
(B) HF > HCI > HBr > HI
(C) HCI > HF > HBr > HI
(D) HI > HCI > HF > HBr
Option b – HF > HCI > HBr > HI
Decreasing order of electron affinity of halogen is
(A) I>F> Cl > Br
(B) Br > Cl>F>I
(C) I> CI > F > Br
(D) CI> F > Br > I
Option d – CI> F > Br > I
The stability of interhalogen compounds follows the order
(A) IF3 > BrF3 > CIF3
(B) BrF3 > IF3 > CIF3
(C) CIF3 > BrF3 > IF3
(D) CIF3 > IF3 > BrF3
Option a – IF3 > BrF3 > CIF3
We covered all the darpan chemistry class 12 above in this post for free so that you can practice well for the exam.
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