Advertisements
Advertisements
प्रश्न
Cathode rays are made up of
विकल्प
neutral particles
positively charged particles
negatively charged particles
None of the above
Advertisements
उत्तर
Negatively charged particles
APPEARS IN
संबंधित प्रश्न
All the gases from cathode rays and anode rays when electricity is passed through them :What does the formation of cathode rays tell us about the atoms?
The atom of an element X has 7 electrons in its M shell.
What type of ion will be formed by an atom of element X? Write the symbol of the ion formed.
What could element X be?
What is the nature of the charge on Cathode rays .
Write down the number of electrons in X and neutrons in Y.
An atom X has three electrons more than the noble gas configuration. What type of ion will it form?
The electronic configuration of fluoride ion is the same as that of the neon atom. What is the difference between the two?
Choose the correct option:
The mass number of an atom whose unipositive ion has 10 electrons and 12 neutrons is :
Explain in brief the experimental proof which led to the discovery of –
Electrons
On the basis of Thomson’s model of an atom, explain how the atom is neutral as a whole.
The relative charge of an electron is – 1.
