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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
- Be resembles very much in its properties with:
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- Which on mixing with water gives a hissing sound and becomes very hard...
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- Chlorophyll contains
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- The activity of alkaline earth metals as reducing agents:
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- Which removes temporary hardness of water and is used in the manufactu...
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- Important ore of Mg is:
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- Magnesia is:
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- Fluorspar is :
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- Which salt will not impact colour to flame?
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- Calcium is extracted by the electrolysis of:
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- A substance which gives a brick red flame and breaks down on heating g...
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- Which is used in preparation of portland cement:
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- Iceland spar is:
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- Concrete is a mixture of:
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- Ordinary blackboard chalk is made up of:
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- The main constituent of bones is:
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- Ca on exposure in moist air forms a layer on surface of:
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- If CO2 is passed in excess into lime water, the milkiness first formed...
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- Which is used to remove N2 from air:
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- Which metal does not form ionic hydride?
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