This chapter is currently out of syllabus
1
JEE Main 2020 (Online) 5th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The equation that represents the water-gas shift reaction is :
A
CO(g) + H2O(g) $$\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{Catalyst}^{673K}}$$ CO2(g) + H2(g)
B
CH4(g) + H2O(g) $$\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{Ni}^{1270K}}$$ CO(g) + 3H2(g)
C
C(s) + H2O(g) $$\buildrel {1270K} \over \longrightarrow$$ CO(g) + H2(g)
D
2C(s) + O2(g) + 4N2(g) $$\buildrel {1273K} \over \longrightarrow$$ 2CO(g) + 4N2(g)
2
JEE Main 2020 (Online) 3rd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
If the boiling point of H2O is 373 K, the boiling point of H2S will be :
A
greater than 300 K but less than 373 K
B
equal to 373 K
C
more than 373 K
D
less than 300 K
3
JEE Main 2020 (Online) 9th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Amongst the following, the form of water with the lowest ionic conductance at 298 K is :
A
saline water used for intravenous injection
B
sea water
C
distilled water
D
water from a well
4
JEE Main 2020 (Online) 7th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Among the statements (a) - (d), the correct ones are :
(a) Decomposition of hydrogen peroxide gives dioxygen.
(b) Like hydrogen peroxide, compounds, such as KCIO3, Pb(NO3)2 and NaNO3 when heated liberate dioxygen.
(c) 2-Ethylanthraquinone is useful for the industrial preparation of hydrogen peroxide.
(d) Hydrogen peroxide is used for the manufacture of sodium perborate.
A
(a), (b), (c) and (d)
B
(a) and (c) only
C
(a), (b) and (c) only
D
(a), (c) and (d) only
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