1
JEE Main 2020 (Online) 8th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Two monomers in maltose are :
A
$$\alpha $$-D-glucose and $$\alpha $$-D-galactose
B
$$\alpha $$-D-glucose and $$\alpha $$-D-Fructose
C
$$\alpha $$-D-glucose and $$\alpha $$-D-glucose
D
$$\alpha $$-D-glucose and $$\beta $$-D-glucose
2
JEE Main 2020 (Online) 8th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product in the following reaction is: JEE Main 2020 (Online) 8th January Evening Slot Chemistry - Hydrocarbons Question 86 English
A
JEE Main 2020 (Online) 8th January Evening Slot Chemistry - Hydrocarbons Question 86 English Option 1
B
JEE Main 2020 (Online) 8th January Evening Slot Chemistry - Hydrocarbons Question 86 English Option 2
C
JEE Main 2020 (Online) 8th January Evening Slot Chemistry - Hydrocarbons Question 86 English Option 3
D
JEE Main 2020 (Online) 8th January Evening Slot Chemistry - Hydrocarbons Question 86 English Option 4
3
JEE Main 2020 (Online) 8th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Among (a) – (d) the complexes that can display geometrical isomerism are :
(a) [Pt(NH3)3Cl]+
(b) [Pt(NH3)Cl5]
(c) [Pt(NH3)2Cl(NO2)]
(d) [Pt(NH3)4ClBr]2+
A
(a) and (b)
B
(c) and (d)
C
(d) and (a)
D
(b) and (c)
4
JEE Main 2020 (Online) 8th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The radius of the second Bohr orbit, in terms of the Bohr radius, a0, in Li2+ is :
A
$${{2{a_0}} \over 9}$$
B
$${{2{a_0}} \over 3}$$
C
$${{4{a_0}} \over 9}$$
D
$${{4{a_0}} \over 3}$$
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