Chemistry Quiz on Structure Of Atom for IIT JEE, NEET, Medical & Engineering Exam 2021

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Chemistry Quiz on Structure Of Atom
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Chemistry Quiz on Structure Of Atom

Chemistry Quiz on Structure Of Atom: NEET/JEE Chemistry is considered to be the most scoring subject. As it is one of the easiest scoring subjects, it is often ignored and undermined a subject. But if you want to get an edge over others, here is a tip, master NEET/JEE Chemistry concepts. Chemistry demands the attention of students in understanding reactions and concrete basic understanding but once done it only gets easier from there. Mastering NCERT syllabus for NEET/JEE Chemistry should be topping your list of to-do for chemistry. In this post we are providing you Chemistry quiz on Structure Of Atom.

Chemistry Quiz on Structure Of Atom

1. 3p orbital has _____ radial nodes

(a) three

(b) two

(c) one

(d) none

Answer: (c)

View Answer

 

2. A 0.66 kg ball is moving with a speed of 100 m/s. Find its wavelength

(a) 6.6 × 10-34 m

(b) 6.6 × 10-32 m

(c) 1.0 × 10-32 m

(d) 1.0 × 10-35 m

Answer: (d)

View Answer

 

3. How many orbitals can have the following set of quantum numbers, n = 3, l = 1, m1 = 0 ?

(a) 3

(b) 1

(c) 4

(d) 2

Answer: (b)

View Answer

 

4. Electronic configuration of the outer shell of the element Gd with atomic number 64 is

(a) 4f4 5d5 6s1

(b) 4f3 5d5 6s2

(c) 4f5 5d4 6s1

(d) 4f7 5d1 6s2

View Answer

(d) 4f7 5d1 6s2

5. Maximum number of electrons in a subshell can be

(a) 4l + 2

(b) 4l – 2

(c) 2n2

(d) 2l + 1

View Answer

(a) 4l + 2 

6. The excitation energy of a hydrogen atom from its ground state to its third excited state is

(a) 12.75 eV

(b) 0.85 eV

(c) 10.2 eV

(d) 12.1 eV

View Answer

(a) 12.75 eV 

7. The orientation of atomic orbitals depends on their

(a) spin quantum number

(b) magnetic quantum number

(c) azimuthal quantum number

(d) principal quantum number

View Answer

(b) magnetic quantum number 

8. A gas X has Cp and Cratio as 1.4, at NTP 11.2 L of gas X will contain_______ number of atoms

(a) 1.2 × 1023

(b) 3.01 × 1023

(c) 2.01 × 1023

(d) 6.02 × 1023

View Answer

(d) 6.02 × 1023 

9. Number of unpaired electrons in N2+

(a) 3

(b) 1

(c) 2

(d) 0

View Answer

(b) 1 

 



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