This chapter is currently out of syllabus
1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A solid compound X on heating gives CO2 gas and a residue. The residue mixed with water forms Y. On passing an excess of CO2 through Y in water, a clear solution Z is obtained. On boiling Z, compound X is reformed. The compound X is
A
Ca(HCO3)2
B
CaCO3
C
Na2CO3
D
K2CO3
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
In which of the following processes, fused sodium hydroxide is electrolysed at a 330oC temperature for extraction of sodium?
A
Castner's process
B
Down's process
C
Cyanide process
D
Both 'b' and 'c'
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