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Five atoms are labelled from A to E ...

Five atoms are labelled from A to E

Which one of these atoms :
(i) contains 7 protons ?
(ii) has an electronic configuration 2, 7 ?

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ICSE-CHEMICAL BONDING -Additional Questions for Practice
  1. Draw the structure of ammonia molecule.

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  2. Explain the following: Ionic compounds conduct electricity.

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  3. Explain the following: lonic compounds have high melting point and ...

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  4. Explain the following: Ionic compounds dissolve in water whereas c...

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  5. Explain the following: lonic compounds are usually hard crystals.

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  6. Predict the type of bonding in the following molecules: Oxygen

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

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  8. Predict the type of bonding in the following molecules: water

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  9. Predict the type of bonding in the following molecules: methane

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  10. Predict the type of bonding in the following molecules: ammonium i...

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  11. Five atoms are labelled from A to E Which one of these atoms : ...

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  12. Five atoms are labelled from A to E Write down the formula of t...

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  13. Five atoms are labelled from A to E Predict which are : (i) m...

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  14. Match the atomic number 4, 14, 8, 15 and 19 with each of the followin...

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  15. Match the atomic number 4, 14, 8, 15 and 19 with of the following: ...

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  16. Match the atomic number 4, 14, 8, 15 and 19 with of the following: ...

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  17. Match the atomic number 4, 14, 8, 15 and 19 with of the following: ...

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  18. Elements X, Y and Z have atomic numbers 6, 9 and 12 respectively. Whi...

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  19. Elements X, Y and Z have atomic numbers 6, 9 and 12 respectively. Whi...

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  20. Elements X, Y and Z have atomic numbers 6, 9 and 12 respectively. Whi...

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