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Answer the following questions: Can th...

Answer the following questions:
Can there be an element with atomic mass 53 or 54 in between the two elements chromium and magnese ?

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Can there be an element with atomic mas 53 or 54 in between the two elements ,Chromium frac(52)((24)Cr and Mangense frac(55)(25) Mn?

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BAL BHARTI-PERIODIC CLASSIFICATION OF ELEMENTS-Use your brain power
  1. Chlorine has two isotopes, viz. Cl-35 and Cl-37 Their atomic masses ar...

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  2. Answer the following questions: Write the molecular formulae of oxid...

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  3. Answer the following questions: Write the molecular formulae of the c...

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  4. How is the problem regarding the position of cobalt("59CO) and nickel ...

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  5. How did the position of frac(35)(17)Cl and frac(37)(17)Clget fixed in ...

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  6. Answer the following questions: Can there be an element with atomic ...

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  7. Answer the following questions: What do you think? Should hydrogen be...

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  8. Answer the equation based on the given data Arrange the above eleme...

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  9. Answer the following questions: How many elements are there in the s...

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  10. Which of the above elements have the biggest and the smallest atom?

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  11. What is the periodic trend observed in the variation of atomic radius ...

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  12. Which of the above elements have the biggest and the smallest atom?

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  13. What is the periodic trend observed in the variation of atomic radii d...

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  14. Classify the elements of the third period into metals and non-metals.

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  15. Answer the following questions: On which side of the period are the m...

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  16. On which side of the period did you find the Non-metals?

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  17. What is the cause of non-metallic character of element?

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  18. What is the expected trend in the variation of non-metallic character ...

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  19. What would be the expected trend in the variation of non-metallic char...

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