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ICSE-THE s - BLOCK ELEMENTS-FILL IN THE BANKS. TYPE QUESTIONS
- The general electronic configuration of s-block elements is ………………… .
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- What are the highest oxidation states shown by s-block elements ?
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- Why do ionic radii of alkali metals increase on moving down the group ...
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- The tendency of alkali metal cations to undergo hydration............ ...
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- Lithium compounds impart ........colour to the flame.
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- Alkali metals are kept under ........because they are highly........an...
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- When heated in oxygen, lithium forms........, sodium forms......., whi...
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- LiF is..........in water due to its high.........energy.
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- Why is the solution of an alkali metal in ammonia blue?
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- Lithium exhibits diagonal relationship with
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- The first ionisation enthalpies of the alkline earth metals are higher...
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- The right order of the solubility of sulphates of alkaline earth metal...
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- BeO possesses a........ lattice with coordination number of ……………. .
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- Arrange the following in the order of property mentioned. Be(OH)2, M...
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- The violet flame shown by potassium in bunsen flame is due to jumping ...
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- The formula of the ore sylvine is ..........
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- When sodium is dissolved in liquid ammonia, a solution of deep blue co...
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- Sodium-lead alloy is used in the preparation of which is used as an .....
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- The formula of dolomite is ................
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- Soaps do not work in hard water containing calcium and magnesium ions ...
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