Advertisements
Advertisements
Question
State whether the following statement is true or false :
The anode rays obtained from all the gases consist of positively charged particles called protons.
Options
True
False
Advertisements
Solution
False - anode ray is a beam of positive ions or cations.
APPEARS IN
RELATED QUESTIONS
Give the following a suitable word/phrase.
The smallest unit of an element which takes part in a chemical reaction.
Define the term Atomic number.
Mention briefly the salient features of Dalton’s atomic theory (five points)
WRITE SHORT ANSWER
What is the number of neutrons present in a potassium atom ?
Fill in the blank of the following statement :
The electron has _________ charge, the proton has _________ charge, and the neutron has _________ charge.
Compare a proton and a neutron in respect of mass and charge.
The particle not present in an ordinary hydrogen atom is :
Define the term Valence shell.
With reference to the discovery of the structure of an atom, explain in brief – William Crookes experiment for the discovery of cathode rays, followed by – J.J. Thomsons experiment pertaining to the constituents of the cathode rays. State which sub-atomic particle was discovered from his experiment.
Select the correct answer from the choice in the bracket to complete the sentence:
A ________ is a sub-atomic particle with no charge and unit mass.
