1
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
Change Language
How and why does the density of liquid water change on prolonged electrolysis?
A
Decreases, as the proportion of H2O increases
B
Remains unchanged
C
Increases, as the proportion of D2O increases
D
Increases, as the volume decreases
2
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
Change Language
The difference between orbital angular momentum of an electron in a 4f -orbital and another electron in a 4s-orbital is
A
$$2\sqrt 3 $$
B
$$3\sqrt 2 $$
C
$$\sqrt 3 $$
D
2
3
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
Change Language
Which of the following has the largest number of atoms?
A
1 g of Ag
B
1 g of Fe
C
1 g of Cl2
D
1 g of Mg
4
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
Change Language
Indicate the correct IUPAC name of the coordination compound shown in the figure.
WB JEE 2020 Chemistry - Coordination Compounds Question 17 English
A
Cis-dichlorotetraminochromium (III) chloride
B
Trans-dichlorotetraminochromium (III) chloride
C
Trans-tetraminedichlorochromium (III) chloride
D
Cis-tetraamminedichlorochromium (III) chloride
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