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Which of the following statement is inco...

Which of the following statement is incorrect ?

A

Mg and Ca both impart characteristic color to the flame.

B

The metallic radius of Na is greater than that of Mg.

C

Metallic bond of Mg is stronger than the metallic bond in Na

D

Melting point of Mg is greater than melting poing of Ca.

Text Solution

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The correct Answer is:
1
Mg does not impart color to the flame but sodium give goldent yellow color.
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RESONANCE-S BLOCK ELEMENTS-INORGANIC CHEMISTRY(s-Block Elements)
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  2. Alkaline earth metal nitrates on heating decompose to give :

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  3. Which of the following statement is incorrect ?

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  4. KO(2) ( potassium super oxide ) is used in space and submarines becaus...

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  5. Select the incorrect option :

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  6. Sodium and potassium react with water much more vigorously than lithiu...

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  7. Identify the correct statement.

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  8. Which of the following does not participate in the solvay's process f...

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  9. In the manufacture of metallic sodium by the fused salt electrolysis (...

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  10. Gypsum CaSO(4).2H(2)O on heating about 120^(@)C forms a compound whic...

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  11. A solid compound 'X' on heating gives CO(2) gas and a residue. The res...

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  12. The process of industrial manufacturing of sodium carbonate is known a...

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  13. A substance X is a compound of s- block element, substance X give a v...

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  14. On combustion in excess of air sodium mainly forms :

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  15. Following information are known abot a metal M : I. A salt of metal...

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  16. Consider the following statements and pick out the wrong one. (1) T...

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  17. Which of the following statement is correct ?

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  18. Sodium hydroxide is manufacture by the electrolysis of brine solution....

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  19. Among the carbonates of alkali metals which one has highest thermal st...

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  20. When hydrated MgCI(2).6H(2)O is strongly heated,

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