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CHHAYA PUBLICATION-s-BLOCK ELEMENTS -PRACTICE SET
- Which of the following is less stable thermally-
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- Which one of the following alkaline earth metal sulphates has its hydr...
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- On heating which of the following releases CO2 most easily -
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- The blue colour of potassium solution in liquid ammonia is due to the ...
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- The chloride salt which is soluble in ethanol is-
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- Which of the following alkali metals hydroxides is the most is the bas...
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- The correct order of covalent character in the following compounds is-
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- Write the basic principles of Solvay process.
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- All metals become quite opaque when kept in air- why?
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- What happens when sodium metal is dropped in water?
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- What happens when -Sodium metal is heated in free supply of water?
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- What happens when -Sodium peroxide dissolves in water?
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- Explain why the elements of group-2 form M^(2+) but not M^(3+).
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- Write the composition of gun powder.
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- Lithium salts are more stable if the anion present in the salt is smal...
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- What is plaster of Paris?
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