1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Which of the statements given below is incorrect?
A
O3 molecule is bent.
B
ONF is isoelectronic with O2N
C
OF2 is an oxides of fluorine.
D
Cl2O7 is an anhydride of perchloric acid.
2
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Nitrogen dioxide and sulphur dioxide have some properties in common . Which property is shown by one of these compounds , but not by the other?
A
Is soluble in water.
B
Is used as a food preservative.
C
Forms 'acid-rain'.
D
Is a reducing agent.
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Acidity of diprotic acids in aqueous solutions increases in the order
A
H2S < H2Se < H2Te
B
H2Se < H2S < H2Te
C
H2Te < H2S < H2Se
D
H2Se < H2Te < H2S
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Which statement is wrong?
A
Beryl is an example of cyclic silicate.
B
Mg2SiO4 is orthosilicate.
C
Basic structural unit in silicates is the SiO4 tetrahedron.
D
Feldspars are not aluminosilicates.
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Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12