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A sodium salt of unknown anion when trea...

A sodium salt of unknown anion when treated with 'MgCl_2' gives white precipitate only on boiling. The anion is

A

SO_4^2-'

B

HCO_3^-'

C

CO_3^2-'

D

NO_3^-'

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The correct Answer is:
B
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V PUBLICATION-THE s- BLOCK ELEMENTS-QUESTION BANK
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  3. A sodium salt of unknown anion when treated with 'MgCl2' gives white p...

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  4. One mole of magnesium nitride on reaction with excess of water gives

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  5. Which of the following is not a Mg ore?

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  6. Among the alkali metals, cesium is the most reactive because

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  7. The ionic mobility in aqueous solution is maximum for K^+' Rb^+' Li^...

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  8. The correct order of mobility of the alkali metal ions in aqueous solu...

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  9. Pick out the statement(s) which is (are) not true about the diagonal r...

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  10. Which of the following exists in polymeric form? AlCl3, BeCl2, SiC,...

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  11. The increasing order of ionic character of CsF, Lil, NaBr and KCl is ...

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  12. Compared with alkaline earth metals, the alkali metals exhibit. : .

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  13. Which is maximum basic in the following?

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  14. Micro-cosmic salt is : d a2 HPO4 . 2 H2 O, (NH4)2 HPO4: 2 H2 O, Na(NH...

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  15. Which has the maximum lattice energy?

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  16. The affinity of sodium with water is used in : drying of alcohols, dr...

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  17. Which is maximuim reactive towards water?

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  18. Which has the maximum electropositive character? Cu Cs Ba Cr

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  19. The electronic configuration of a metal 'M' is '1 s^2 s^2 2 p^6 3 s^1'...

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  20. The basic character of the oxides, Mg O, SrO, K2O, NiO' and 'CS2 O inc...

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