π1
The electronic configuration of an element is 1sΒ², 2sΒ² 2p6, 3sΒ² 3pΒ³. What is the atomic number of the element which is just below the above element in the periodic table
Anonymous Quiz
29%
31
35%
33
25%
34
12%
32
π3β€2π2π2
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first 100 student jo usko download karenge and apna time mangement ka course purchase karnege in next 24 hrs unko flat Rs. 100 ka off milega including 64% off
Course Price - Rs. 1000
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Course Link - https://wygei.courses.store/251687?utm_source%3Dother%26utm_medium%3Dtutor-course-referral%26utm_campaign%3Dcourse-overview-webapp
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π3π1
The number of nodal planes present in s Γ s antibonding orbitals is
Anonymous Quiz
25%
1
40%
0
29%
2
6%
9
π€1
Among the following the maximum covalent character is shown by the compound
Anonymous Quiz
50%
Nacl
23%
Alcl3
21%
Mgcl2
6%
None
π₯3
Which of the following element has least number of electrons in its M-shell?
Anonymous Quiz
45%
K
25%
Mn
23%
Si
8%
Ca
In the ground state, an element has 13 electrons in its M-shell. The element is_____.
Anonymous Quiz
26%
Copper
44%
Chromium
20%
Magnse
10%
Iron
π’2
Dimensions of kinetic energy is the same as that of ________
Anonymous Quiz
16%
Accleration
16%
Velocity
61%
Work
7%
Force
Farad is the unit of ________
Anonymous Quiz
22%
Luminosity
40%
Primitivey
27%
Wave length
11%
Inertia
π3
The smallest value which is measured using an instrument is known as ________
Anonymous Quiz
19%
Absolut count
63%
Least count
16%
Minimum count
3%
None
Consider a body moving with an acceleration of 2 m/sΒ². After t seconds its velocity is 10 m/s. Find βtβ.
Anonymous Quiz
25%
4s
63%
5s
10%
6s
2%
7s
Two trains of 40 m length are travelling in opposite directions with a velocity of 10 m/s and 15 m/s. What is the time of crossing?
Anonymous Quiz
18%
2.4s
43%
3.2s
26%
5.6s
13%
None
β€2π₯2
Forwarded from Shubham Jha - Class 10 (Shubham Jha)
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