How many electrons are present in M-shell of an element with atomic number 20?
Anonymous Quiz
11%
5
61%
8
23%
12
5%
15
The ion of an element has 3 positive charges. Mass number of the atom is 27 and the number of neutrons is 14. What is the number of electrons in the ion?
Anonymous Quiz
30%
13
42%
10
22%
14
6%
16
Rutherford’s a-particle scattering experiment led to the discovery of the ……………….
Anonymous Quiz
33%
Atomic mass
24%
Atomic number
39%
Atomic nucleous
4%
None
Cathode rays consist of negatively charged particles known as ……………
Anonymous Quiz
62%
Electron
18%
Proton
18%
Neutron
2%
None
Forwarded from Shubham Jha - Class 10 (Shubham Jha)
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Gravitation Class 10 Numericals | Maharashtra Board | Lecture 3 | Numeircal Series
In this session, you will learn numerals from gravitation class 10 Maharashtra Board. This session will be very helpful for aspirants preparing for the SSC class 10 Board Exam. The session will be held in Hindi and the notes will be provided in English on…
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The ……………. parenchyma stores food and helps in the sideways conduction of water.
Anonymous Quiz
48%
Xyleam
39%
Pholem
10%
Cartilage
3%
Neuron
Velocity is defined as ……………. per unit time.
Anonymous Quiz
17%
Distance
69%
Displacement
7%
Acceleration
7%
Speed
Speed is scalar quantity and velocity is ……………… quantity
Anonymous Quiz
10%
Scaler
84%
Vector
4%
Unitless
1%
None
If speed of a body is continuously decreasing, the body is said to ……
Anonymous Quiz
34%
Acceleration
53%
Retarding
7%
Velocity
6%
None