Last Updated On [03-11-2023]
When sodium carbonate (Na2CO3) reacts with silica (SiO2)it gives
(a)
Soda glass
(b)
water glass
(c)
crook’s glass
(d)
pyrex glass
When sodium carbonate (Na2CO3) reacts with silica (SiO2)it gives
(a)
Soda glass
(b)
water glass
(c)
crook’s glass
(d)
pyrex glass
Question ID - 155317 :-
When sodium carbonate (Na2CO3) reacts with silica (SiO2)it gives
(a)
Soda glass
(b)
water glass
(c)
crook’s glass
(d)
pyrex glass
|
When sodium carbonate (Na2CO3) reacts with silica (SiO2)it gives |
|||||||
|
(a) |
Soda glass |
(b) |
water glass |
(c) |
crook’s glass |
(d) |
pyrex glass |
Next Question :
|
One of the constituents in Portland cement is iron oxide (Fe2O3). Its function is |
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|
(a) |
to impart soundness to cement when present in small amount |
(b) |
to make the cement high quality |
|
(c) |
to impart characteristic grey colour, strength and hardness to the cement |
(d) |
to increase the strength and reduce the setting time |
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