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

The atomic numbers of four elements A,B,C and D are 6,10,12 and 17 respectively. Which two elements combine to form a covalent compound ?

A

A and D

B

A and C

C

B and D

D

C and D

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The correct Answer is:
A
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ZEN PUBLICATION-CARBON AND ITS COMPOUNDS -ZEE ADDITIONAL QUESTIONS SECTION (MULTIPLE CHOICE QUESTIONS)
  1. The atomic numbers of four elements A,B,C and D are 6,10,12 and 17 res...

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  2. A covalent molecule having a triple bond between its atoms is :

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  3. Which of the following has double bonds ?

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  4. The first organic compound synthesized by Wohler was:

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  5. The pair of elements which shows catenation is

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  6. The allotrope of carbon which is a good electrical conductor:

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  7. Buckminster fullerene has …….... carbon atoms .

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  8. Isomerism is possible if a hydrocarbon has or more carbon atoms.

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  9. The general formula of saturated hydrocarbons is

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  10. Which of the following compounds is not a hydrocarbon ?

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  11. The next homologue of C5H10 is

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  12. An alkyne among the following is

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  13. The possible isomers for pentane are

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  14. Butanal is organic compound with the functional group

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  15. The hydrocarbon 2 -methylpropane is an isomer of

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  16. How many hydrogen atoms are present in a hydrocarbon with 50 carbon at...

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  17. The number of carbon atoms present in the sixth member of alkenes is

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  18. Pantane has the molecular formula C5H12.It has

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  19. The hydrocarbon that burns with a clean flame is

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  20. Which of the compounds has an aldehyde group ?

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