1
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

A subshell $$n=3, l=2$$ can accommodate maximum of

A
10 electrons
B
6 electrons
C
18 electrons
D
16 electrons
2
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

If the work function for the photoelectron emission of a metal is 3.75 eV, then the threshold wavelength of the radiation needed for the ejection of the electron is approximately

A
315 nm
B
280 nm
C
330 nm
D
290 nm
3
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

With increasing principal quantum number, the energy difference between adjacent energy levels in $$\mathrm{H}$$-atom ............ .

A
decreases
B
increases
C
remain constant
D
decreases at low level of $$n$$ and increases for higher value of $$n$$
4
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

The number of protons, neutrons and electrons in $$_6^{13}$$C respectively are

A
6, 7, 6
B
13, 6, 6
C
6, 7, 13
D
6, 6, 13

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