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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
- Between sodium and potassium, which is more electropositive ?
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- Oxide of alkali metal is. (amphorteic, acidic, basic )
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- Write one use of KClO3
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- Mention any two uses of potassium cyanide.
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- Mention any two uses of potassium cyanide.
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- What is the composition of Epsom salt ?
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- Which is the most electropositive element among group- IA elements ?
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- What solid compound is formed on heating sodium bicarbonate ?
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- What substance is used for dying ammonia gas ?
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- During electrolytic method of extractionis liberated at the cathode.
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- Why alkali metals used as reducing agents ?
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- Write down the electronic configuration of potassium ?
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- Give one use of anyhdrous calcium chloride ?
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- Name one ore of magnesium.
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- During electrolytic method of extraction sodium is liberated at the.
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- Composition of cryolite is.
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- Name of the metal which present in chlorophyll.
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- Which colours can Li and Na impart to the flame ?
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- What happens when alkali metals dissolve in liquid ammonia ?
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- Write one use of sodium oxide.
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