MCQ a level chemistry 2015 Nov 12
Calcium forms an ionic compound with carbon, called calcium carbide. The oxidation number of
carbon in calcium carbide is –1.
Calcium carbide is readily hydrolysed by water giving two products only.
What could be the formulae of calcium carbide and the two products of hydrolysis?
calcium carbide products
A Ca2C CaO and C2H4
B Ca2C Ca(OH)2 and C2H2
C CaC2 CaO and C2H4
D CaC2 Ca(OH)2 and C2H2
Please could somebody help me!!!!
I have an exam the day after tomorrow and I can't understand how to do this!!
carbon in calcium carbide is –1.
Calcium carbide is readily hydrolysed by water giving two products only.
What could be the formulae of calcium carbide and the two products of hydrolysis?
calcium carbide products
A Ca2C CaO and C2H4
B Ca2C Ca(OH)2 and C2H2
C CaC2 CaO and C2H4
D CaC2 Ca(OH)2 and C2H2
Please could somebody help me!!!!
I have an exam the day after tomorrow and I can't understand how to do this!!
(edited 4 years ago)
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