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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
- Why CaCl2 is used along with NaCl in the extraction of sodium ?
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- What happens when sodium reacts with ammonia ?
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- Give two uses of sodium ?
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- How can caustic soda is prepared ?
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- What happens when cold NaOH reacts with halogens ?
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- What happens when hot NaOH is passed through halogens ?
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- Why alkali metals act as strong reducing agents ?
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- Name first four elements of group IA of the periodic table ?
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- Why sodium catches fire when dropped in water ?
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- Give the principle of preparation of sodium hydroxide.
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- Give method of preparation of calcium nitrate. Give equation.
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- How magnesium sulphate is prepared ?
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- What is slag ? Give an example of it.
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- What happens when gypsum is heated ?
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- Why alkali metals act as strong reducing agents ?
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- Name first four elements of group IA of the periodic table ?
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- Give one method of preparation and two uses of milk of magnesia.
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- What is milk of magnesia ? Give its preparation and uses.
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- What is plaster of paris ? Give its preparation and uses.
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- Except Beryllium and Magnesium, other elements of Gr. IIA give charact...
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