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Char Coal is a element....

Char Coal is a ___________ element.

A

Acid -making

B

Base -making

C

Salf - making

D

Neutral

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The correct Answer is:
a
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SURA PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-ADDITIONAL CHOOSE THE CORRECT ANSWER
  1. With repect to chlorine ,hydrogen will be

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  2. Which orbital diagram gives an insight to the highest ionization ene...

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  3. Among the elements given below has the highest value of electronegativ...

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  4. Pick the incorrect statement about the factors affecting ionization en...

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  5. Statements I : Noble gases have zero electron gain enthlpy. Statem...

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  6. The relative tendency of a bonded atom in a molecule to attract the sh...

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  7. Which of the following property has no unit ?

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  8. In a group with decrease in electronegativity the metallic character ...

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  9. Which of the following processes involves absorption of energy?

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  10. Which set of elements shows positive electron gain enthapy?

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  11. Char Coal is a element.

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  12. Odd one out the following among elements in the triad.

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  13. Which was the first reasonable attempt towards the creation of periodi...

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  14. Which las holds good for lighter elements up to calcium?

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  15. The repetition of physical and chemical properties at regular interval...

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  16. The element with atomic number 215 has not been discovered so far . Wh...

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  17. The placement of element in the periodic table is closely related to i...

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  18. Covalent radius of RB is

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  19. The variation of electron affinity is not as systematic as in the case...

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  20. As we move down the group , the electro positive character of elements...

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