1
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List I with List II.

List-I
Ore
List-II
Composition
(A) Siderite (I) FeCO$$_3$$
(B) Malachite (II) CuCO$$_3$$ . Cu(OH)$$_2$$
(C) Sphalerite (III) ZnS
(D) Calamine (IV) ZnCO$$_3$$

Choose the correct answer from the options given below :

A
A-I, B-II, C-III, D-IV
B
A-III, B-IV, C-II, D-I
C
A-IV, B-III, C-I, D-II
D
A-I, B-II, C-IV, D-III
2
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements.

$$\bullet$$ Statement I : In CuSO4 . 5H2O, Cu-O bonds are present.

$$\bullet$$ Statement II : In CuSO4 . 5H2O, ligands coordinating with Cu(II) ion are O-and S-based ligands.

In the light of the above statements, choose the correct 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.
3
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Amongst baking soda, caustic soda and washing soda, carbonate anion is present in :

A
washing soda only.
B
washing soda and caustic soda only.
C
washing soda and baking soda only.
D
baking soda, caustic soda and washing soda.
4
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Number of lone pair(s) of electrons on central atom and the shape BrF3 molecule respectively, are

A
0, triangular planar.
B
1, pyramidal.
C
2, bent T-shape.
D
1, bent T-shape.
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