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 subatomic particle called electron was discovered by :
The ion of an element has 3 positive charges. The mass number of atom of this element is 27 and the number of neutrons is 14. What is the number of electrons in the ion?
An electron carries a ________ charge.
Element X has electronic configurations 2, 8, 18, 8, 1. Without identifying X,
- Predict the sign and charge on a simple ion of X.
- Write if X will be an oxidizing agent or a reducing agent. Why?
Name or state the following:
A bond formed by transfer of electron(s)
Write down the electronic configuration of the following
- 2713X,
- 3517Y.
Write down the number of electrons in X and neutrons in Y and the formula of the compound formed by X and Y.[XY3]
Give a reason why noble gases have a stable electronic configuration.
The maximum number of electrons that can be present in the N shell is ______.
Helium has two electrons in the outermost orbit and so it is chemically inert.
