Question

(1) ca
s of an
27. Magnetic quantum number is related with-
(i) Size (ii) shape (iii) orientation (iv) spin
28. One p-orbital contains -
(i) 4 electrons,
(ii) 6 electrons
(iii) 2 electrons with parallel spins
(iv) 2 electrons with antiparallel spins
-29. According to uncertainty principles -
(i) E = mc2
(ii) Axx Ap
MISTRY BY P2
CHEMISTRY BY P2
evels are in
(iii) a =>
(iv) A x x Ap = ŐT
30. The energy of second Bohr orbit of the hydrogen,
atom is –328 KM mol-1, hence the energy of fourth W
Bohr orbit would be
(1) -41 KJ mola, (ii) -1312KJ moll
(iii)-164 KJ mol"?, (iv) -82 KJ moll
| 31. Aufbau's principle is not applicable for
| (i) Cu and Ar,
(ii) Cu and Cr,
I iii) Cr and Ar,
(iv) Fe and Ag
CHEM. please tell me fast
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Answer 1

Answer:

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