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MODERN PUBLICATION-S-BLOCK ELEMENTS ( ALKALI AND ALKALINE EARTH METALS ) -UNIT PRACTICE TEST
- Which of the following metal hydroxide is least basic ?
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- When sodium is dissolved in liquid ammonia, a solution of deep blue co...
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- Which of the carbonates given below is unstable in air and is kept in ...
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- Assertion (A): Na(2)SO(4) is soluble in water while BaSO(4) is insolub...
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- Assertion: BeCl2 is covalent whereas MgCl2 is ionic. Reason: Beryll...
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- The radioactive s-block elements are
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- LiH is more stable than NaH. Explain.
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- Beryllium and magnesium do not give colour to flame whereas other alka...
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- Draw the structure of (i) BeCl(2) (vapour) and (ii) BeCl(2) (solid).
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- Compare the solubility and thermal stability of the following compound...
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- What is diagonal relationship? Why does Li resemble with Mg?
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- Explain the following: (a) KO2 is paramagnetic. (b) Lithium form...
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- (a) Giving reasons arrange the following in the decreasing order of io...
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