1
JEE Main 2022 (Online) 26th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

The correct order of melting points of hydrides of group 16 elements is :

A
H2S < H2Se < H2Te < H2O
B
H2O < H2S < H2Se < H2Te
C
H2S < H2Te < H2Se < H2O
D
H2Se < H2S < H2Te < H2O
2
JEE Main 2022 (Online) 26th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Consider the following reaction :

A + alkali $$\to$$ B (Major Product)

If B is an oxoacid of phosphorus with no P-H bond, then A is :

A
White P4
B
Red P4
C
P2O3
D
H3PO3
3
JEE Main 2022 (Online) 26th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Polar stratospheric clouds facilitate the formation of :

A
ClONO2
B
HOCl
C
ClO
D
CH4
4
JEE Main 2022 (Online) 26th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements :

Statement I : In 'Lassaigne's Test', when both nitrogen and sulphur are present in an organic compound, sodium thiocyanate is formed.

Statement II : If both nitrogen and sulphur are present in an organic compound, then the excess of sodium used in sodium fusion will decompose the sodium thiocyanate formed to give NaCN and Na2S.

In the light of the above statements, choose the most appropriate answer from the options given below :

A
Both Statement I and Statement II are correct.
B
Both Statement I and Statement II are incorrect.
C
Statement I is correct but Statement II is incorrect.
D
Statement I is incorrect but Statement II is correct.
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