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प्रश्न
Cathode rays are made up of
विकल्प
neutral particles
positively charged particles
negatively charged particles
None of the above
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उत्तर
Negatively charged particles
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संबंधित प्रश्न
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?
Name the sub-atomic particle whose charge is -1.
Give the symbol and charge of each particle.
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?
An element A has 1 electron in its first shell. It combines with element B having 7 electrons in its third shell. What type of bond is formed?
If electrons are getting added to en element Y; then
Is Y getting oxidized or reduced?
An element X has 2 electrons in its M shell, it forms a bond with an element Y which has 7 electrons in its third orbit.
- Write the formula of the compound formed.
- Which nearest inert gas electronic configuration will element X and Y acquire.
- Show by orbital diagram the formation of the compound between X and Y.
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]
Which of the following statement is always correct?
Atoms of all metals will have ______ electrons in their outermost orbit.
