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In curing cement plasters, water is spri...

In curing cement plasters, water is sprinkled from time to time. This helps in

A

converting sand into silicic acid

B

keeping it cool

C

developing interlocking needle like crystals of hydrated silicates

D

hydrating sand and gravel mixed with cement

Text Solution

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The correct Answer is:
C
developing interlocking needle like crystals of hydrated silicates
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BRILLIANT PUBLICATION-S-BLOCK ELEMENTS-LEVEL-I
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  2. Which one of the following is present as an active ingredient in bleac...

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  3. In curing cement plasters, water is sprinkled from time to time. This ...

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  4. The alkali metal which acts as a nutrient for plants is:

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  5. The raw materials in Solvay process are:

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  6. Sodium thiosulphate is formed when:

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  7. Magnesium metal is prepared by: reduction of MgO by coke, electrolys...

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  8. Portland cement does not contain

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  9. Salt used as a purgative is:

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  10. Superphosphate of lime is a mixture of: primary calcium phosphate and...

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  11. The main constituent of egg-shells is:

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  12. Mixture of MgCl2 and MgO is called:

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  13. Solubility of alkaline earth metal hydroxides increases from Be(OH)2 t...

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  14. Celestine is an ore of:

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  15. Bleaching powder loses its power on keeping for a long time because:

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  16. Among LiCl, RbCl, BeCl2 and MgCl2 the compounds with greatest and leas...

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  17. A substance which gives a brick red flame and breaks down on heating g...

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  18. Property of alkaline earth metals that increases with their atomic num...

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  19. The solubilities of carbonates decrease down the magnesium group due t...

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  20. Which of the following is acidic in nature?

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