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1
JEE Main 2022 (Online) 29th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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The oxoacid of phosphorus that is easily obtained from a reaction of alkali and white phosphorus and has two P-H bonds, is :

A
Phosphonic acid
B
Phosphinic acid
C
Pyrophosphorus acid
D
Hypophosphoric acid
2
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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Among the given oxides of nitrogen ; N2O, N2O3, N2O4 and N2O5, the number of compound/(s) having N - N bond is :

A
1
B
2
C
3
D
4
3
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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Which of the following oxoacids of sulphur contains "S" in two different oxidation states?

A
H2S2O3
B
H2S2O6
C
H2S2O7
D
H2S2O8
4
JEE Main 2022 (Online) 28th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Nitrogen gas is obtained by thermal decomposition of :

A
Ba(NO3)2
B
Ba(N3)2
C
NaNO2
D
NaNO3
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