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In the molten state (liquid state) ionic...

In the molten state (liquid state) ionic compounds conduct electricity.

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In molten state or in aqueous solution, the cations and anions are free to move and thus the ionic compounds conduct electricity.
`NaCl(s) + "Water" to Na^+ (aq) + Cl^(-) (aq)`
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Molten ionic compound

Explain the following: Ionic compounds conduct electricity.

(a) Show the formation of magnesium chloride and sodium chloride by transfer of electrons. (b) Identify the ions present in these compounds. (c) Why do ionic compounds not conduct electricity in the solid state?

Identify the following substance : A gas which does not conduct electricity in the liquid state but conducts electricity when dissolved in water.

Can sodium chloride conduct eletricity in the solid state ? (A)Solids do not conduct electricity. (B)The ions of NaCl become mobile only in molten state and are not free to move in solid state. (C)The crystalline structure does not have ions. (D)When a bond is formed between ions they lose their charges.

Explain the following: HCl is a covalent compound still it conducts electricity in its aqueous state.

In the solid state, electrovalent compounds are poor conductor of electricity. Give reason.

Ionic compounds are good conductors of electricity. Explain.

Explain the following: (a) Sodium chloride is an ionic compound which does not conduct electricity in solid state whereas it does conduct electricity in molten state as well as in aqueous solution. (b) Reactivity of aluminium decrease if it is dipped in nitric acid. (c) Metals like calcium and magnesium are never found in their free state in nature.

Give reasons for the following: Electrovalent & polar covalent compounds conduct electricity in aqueous solution state

ICSE-CHEMICAL BONDING -QUESTIONS
  1. When ionic compounds are dissolved in water, they conduct electricity....

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  2. In the solid state, electrovalent compounds are poor conductor of elec...

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  3. In the molten state (liquid state) ionic compounds conduct electricity...

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  4. Choose the correct answer The property which is characteristic of ...

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  5. Elements Q and S react together to form an ionic compound. Under norm...

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  6. Can Q and S, both be metals ? Justify your answer.

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  7. Atomic number of hydrogen is 1 and the atomic number of fluorine atom ...

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  8. State the type of bonding in the following molecules - [i] Water , [...

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  9. Predict the type of bonding in the following molecules: calcium ox...

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  10. Describe the formation of a double bond in a molecule of carbon dioxid...

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  11. Write the valency of each atom in CO2

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  12. Draw an electron dot diagram to show the formation of each of the foll...

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  13. Draw an electron dot diagram to show the formation of each of the foll...

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  14. Hydrogen chloride can be termed as a polar covalent compound. Give rea...

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  15. An element L consists of molecules. What type of bonding is involved...

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  16. An element L consists of molecules. When L is heated with iron metal...

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  17. Choose the correct answer from the options given below: Which of th...

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  18. The following table shows the electronic configurations of the element...

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  19. The following table shows the electronic configurations of the element...

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  20. The following table shows the electronic configurations of the element...

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