E-PolyLearning

561. P block elements have electrons in their outermost shell
a. 1 to 6
b. 2 to 8
c. 3 to 8
d. 2 to 6
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Answer: (a).1 to 6

562. Octet rule is defined as an atom having electrons
a. Two
b. Four
c. Six
d. Eight
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Answer: (d).Eight

563. The outermost shell of carbon consists of electron
a. 4
b. 5
c. 6
d. 7
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Answer: (a).4

564. The energy of orbital close to nucleus is
a. Maximum
b. Minimum
c. Constant
d. Zero
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Answer: (b).Minimum

565. The outermost electron of nitrogen is present in
a. 2s
b. 2p
c. 3s
d. 3p
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Answer: (b).2p