EASY
11th CBSE
IMPORTANT
Earn 100

Which of the following statement is not correct about the characteristics of cathode rays?
(a)They start from the cathode and move towards the anode.
(b)They travel in straight line in the absence of an external electrical or magnetic field.
(c)Characteristics of cathode rays do not depend upon the material of electrodes in cathode ray tube.
(d)Characteristics of cathode rays depend upon the nature of gas present in the cathode ray tube

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Important Questions on Structure of Atom
EASY
11th CBSE
IMPORTANT
Which of the following statements about the electron is incorrect?

MEDIUM
11th CBSE
IMPORTANT
Which of the following properties of the atom could be explained correctly by Thomson Model of the atom?

MEDIUM
11th CBSE
IMPORTANT
Two atoms are said to be isobars if.

MEDIUM
11th CBSE
IMPORTANT
The number of radial nodes for orbital is _____.

MEDIUM
11th CBSE
IMPORTANT
The number of angular nodes for orbital is _____.

EASY
11th CBSE
IMPORTANT
Which of the following is responsible to rule out the existence of definite paths or trajectories of electrons?

MEDIUM
11th CBSE
IMPORTANT
Total number of orbitals associated with third shell will be _____.

MEDIUM
11th CBSE
IMPORTANT
Orbital angular momentum depends on _____.
