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Structure of Atom · Question 59

AIPMT 2000MCQEasy📈 Topic in 12% papers+4−1
1

For given energy, E = 3.03 10-19 Joules corresponding wavelength is (h = 6.626 10-34 J sec, c = 3 108 m/sec)

  1. 65.6 nm
  2. 6.56 nm
  3. 3.4 nm
  4. 656 nm

Answer

(4) 656 nm

Solution

E = hc

⇒ = hcE

= 6.626 10-34 3 1083.03 10-19

= 6.56 10-7 m

= 656 nm

Answer: (4)

AIPMT 2000

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2

Isoelectronic species are

  1. CO, CN-, NO+, C22-
  2. CO-, CN, NO, C2-
  3. CO+, CN+, NO-, C2
  4. CO, CN, NO, C2
AIPMT 2000

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