Sign up now
to enroll in courses, follow best educators, interact with the community and track your progress.
Download
Questions 1 to 10 (in Hindi)
11,295 plays

More
10 important questions for NEET, JEE and Class 11 students.

Tamanna Chaudhary is teaching live on Unacademy Plus

Tamanna Chaudhary
नमस्ते 🙏 The Newton's apple. 🍎 Subscribe to my Telegram channel- @physics_tcarmy for instant updates.

U
Unacademy user
the transition of electrons in an hydrogen atom that will emit maximum energy is? option a) n3 to n2 b) n4 to n3 c) n5 to n4 d) n6 to n5. how to solve this question
Gurjeet
2 months ago
see the difference between n1 and n2. bigger the difference more the energy. if two or more sets have same difference then check which set has more lower n1 and n2
Gurjeet
2 months ago
see the difference between n1 and n2. bigger the difference more the energy. if two or more sets have same difference then check which set has more lower n1 and n2
mam please make a video on co-ordinate compounds MCQ
mam can plz upload the video lectures of equilibrium
I've. Please to to my profile to have the access to the course on equilibrium:)
ok man thank very much
love mam
love you mam
Happy to help Uzma:)
Ankit Sharma
9 months ago
mam ionic equilibrium or course bno plZzz
ionic equilibrium or course bno mam and isomerism too
JN
Mam, can you please make this type of lessons for other chapters?,, Like for inorganic chemistry??
Will do in coming time.:)
  1. 0 important questions for NEET on atomic structure By- Tamanna Chaudhary


  2. Q.1. Nucleus radius Ts times smaller than the radius of akom. What is ) d) o o 2e o I5 Size of nucleus lo- lo Sn


  3. Q.2. Which one Ts arranged in the correct oder of frequency rasMicrowaver ) X- Rays > Radio waes Microuwaves d) Radfo uaes> Micro wave UV rays rays Raus Rahul Mishra visiing uncle Xaviers Garden Curent ty


  4. 3 KE photens depend on 9 Inbensiy light e) No t photons striking requen lighb e- ejected d) No KE striking light 1 independent of intensity no, otrholo-e- ejected o Intensily (independent .49 Q.4. Mouw many emiss lon lines ane seen when e jumps from e) 6 d R a) 8


  5. 0.5 which transiion in H abom will glve rised to least Energetic e .0 Value ot AE for all more L've, more ,s the E evolved


  6. 46 Wavelength associated with e moving usith velauity 6.62 X 10"tom c) 3.69x lom = 6.626x10 -31 lo


  7. Probability densiby is given by- a) ie wavelen Notaion of orbi tal with nes and Le is 5d dl


  8. (HtO). Q.9) 4s, e is lower in energy han- (n+U rule more is the (n+9 value-, more is E. hen same The one with higher value of n has more energy


  9. Qlo. If uncertinity in position and momentum are ual, thon uncertainity in velocity d) a) | RIT HIT V E


  10. 9. which one is not isoelectronle to o2-? ( c) F(Io) b) N- (o) isoelectronia - Same no of e- is tonla Same no of neulrons isodiaphers - Same isotopie num ber. (ie. neutron exces) tsocters - Molecules having same na sf atoms.