AIEEE Exam

A semiconductor of Ge can be made p-type by
adding–
(A) trivalent impurity
(B) tetravalent impurity
(C) pentavalent impurity
(D) divalent impurity

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AIEEE Other Question

For a cell reaction to be spontaneous, –
(A) Ecell and ∆G should be positive
(B) Ecell and ∆G should be negative
(C) Ecell should be +ve and ∆G should be –ve
(D) Ecell = 0 and ∆G should be –ve Which among the following will have the highest
boiling point at 1 atm pressure –
(A) 0.1M NaCl (B) 0.1M Sucrose
(C) 0.1M BaCl2 (D) 0.1M Glucose