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प्रश्न
State whether the following statement is true or false :
The anode rays obtained from all the gases consist of positively charged particles called protons.
विकल्प
True
False
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उत्तर
False - anode ray is a beam of positive ions or cations.
APPEARS IN
संबंधित प्रश्न
Give the following a suitable word/phrase.
The smallest unit of an element which takes part in a chemical reaction.
Name three fundamental particles of the atom. Give the symbol with charge, on each particle.
Tick the most appropriate answer.
How many times is a proton heavier than an electron?
- 1500
- 1800
- 1840
- none of these
WRITE SHORT ANSWER
Name the isotopes of hydrogen.
ANSWER IN DETAIL
Write a note on valence shell.
Why is an atom neutral inspite of the presence of charged particles in it?
State the location of electrons, protons and neutrons in an atom.
Name the sub-atomic particle whose charge is 0.
Define the term Valence shell.
Explain in brief – Goldstein’s experiment which led to the discovery of the proton.
