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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
Why covalent compounds are different from ionic compounds?
State the reason why carbon can neither form C4+ cations nor C4− anions but forms covalent compounds.
Choose the most appropriate answer from the following list of oxides which fit the description.
A covalent oxide of a metalloid.
Write the electron-dot structure for the following molecule.
Cl2
Which inert gas electron configuration do the Cl atoms in Cl2 molecule resemble? What is this electron configuration?
What happens when methane (natural gas) burns in air? Write the chemical equation of the reaction involved.
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Ethene
Write answer as directed.
What causes the existance of very large number of carbon compound ?
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ |\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - H}\\ |\phantom{....}|\phantom{....}|\\\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H} \end{array}\] |
The number of single and double bonds present in a molecule of benzene (C6H6) respectively, are ______.
