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The atomic numbers of four elements, A, ...

The atomic numbers of four elements, A, B, C and D are 6, 8, 10 and 12 respectively. The two elements which can react to form ionic bonds (or ionic compounds) are:

A

A and D

B

B and C

C

A and C

D

B and D

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The correct Answer is:
D
d
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LAKHMIR SINGH & MANJIT KAUR-METALS AND NON-METALS-Exercise
  1. The atomic number of an element X is 19. The number of electrons in it...

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  2. The atomic number of an element Y is 17. The number of electrons in it...

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  3. The atomic numbers of four elements, A, B, C and D are 6, 8, 10 and 12...

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  4. The atomic numbers of four elements P, Q, R and S are 6, 10, 12 and 17...

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  5. The solution of one of the following compounds will not conduct electr...

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  6. The electronic configuration of three elements X, Y and Z are : X:2 ...

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  7. Which one of the following properties is not generally exhibited by io...

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  8. The electrons present in the valence shell of a noble gas atom can be...

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  9. The atomic number of an element X is 16. The symbol of ion formed by a...

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  10. The number of protons in the nucleus of one atom of an element Y is 5....

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  11. Out of KCl,HCl,C Cl(4) and NaCl, the compounds which are not ionic are...

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  12. Element X reacts with element Y to form a compound Z, during the forma...

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  13. One of the following compounds is not ionic in nature. This compound i...

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  14. The rechargeable battery used in a mobile phone hand set is usually :

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  15. The number of protons in one atom of an element X is 8. What will be t...

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  16. If the number of protons in one atom of an element Y is 20, then the n...

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  17. The noble gas having only two electrons in its valence shell is:

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  18. A covalent molecule having a double bond between its atoms is:

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  19. The molecules having triple bond in them are:

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  20. One of the following contains a double bond as well as single bonds. T...

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