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प्रश्न
Element A has 2 electrons in its M shell. Element B has atomic number 7.
If the compound formed between A and B is melted and an electric current is passed through the molten compound, the element A will be obtained at the ______ and B at the ______ of the electrolytic cell.
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उत्तर
If the compound formed between A and B is melted and an electric current is passed through the molten compound, then element A will be obtained at the cathode and B at the anode of the electrolytic cell.
संबंधित प्रश्न
Describe the structure of diamond. Draw a simple diagram to show the arrangement of carbon atoms in diamond.
One of the following is not an allotrope of carbon. This is:
(a) diamond
(b) graphite
(c) cumene
(d) buckministerfullerene
What are the conditions necessary for the formation of covalent molecules?
Explain the following term with example.
Alkane
(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below
In the liquid state, X will
Elements Q and S react together to form an ionic compound. Under normal conditions, which physical state will the compound QS exist in?
State the type of bond formed, and draw Lewis structure of water.
Name the anion present in the following compound:
When a barium chloride solution is added to a solution of compound B, a white precipitate insoluble in dilute hydrochloric acid is formed.
State the reasons, why carbon cannot
- Lose four electrons to form C4+ cation and
- Gain four electrons to form C4- anion.
How does carbon overcome this problem to form compounds?
In covalent compounds, the bond is formed due to ______ of electrons.
