1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following oxides is expected to exhibit paramagnetic behaviour?
A
CO2
B
SiO2
C
SO2
D
ClO2
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
What is the correct relationship between the pH of isomolar solutions of sodium oxide, Na2O (pH1), sodium sulphide, Na2S (pH2), sodium srlenide, Na2Se (pH3) and sodium telluride Na2Te (pH4)?
A
pH1 > pH2 > pH3 > pH4
B
pH1 > pH2 $$ \approx $$ pH3 > pH4
C
pH1 < pH2 < pH3 < pH4
D
pH1 < pH2 < pH3 $$ \approx $$ pH4
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following orders correctly represents the increasing acid strengths of the given acids?
A
HOClO < HOCl < HOClO3 < HOClO2
B
HOClO3 < HOClO2 < HOClO < HOCl
C
HOClO2 < HOClO3 < HOClO < HOCl
D
HOCl < HOClO < HOClO2 < HOClO3
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements about the zeolite is false?
A
They are used as cation exchangers.
B
They have open structure which enables them to take up small molecules.
C
Zeolites are aluminosilicates having three dimensional network.
D
Some of the SiO$$_4^{4 - }$$ units are replaced by AlO$$_4^{5 - }$$ and AlO$$_6^{9 - }$$ ions in zeolites.
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Graduate Aptitude Test in Engineering
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