08. Werner's Theory
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COORDINATION COMPOUNDS

274428 The primary valency and secondary valency of central metal ion and the number of total ions produced in aqueous solution for $\mathrm{K}\left[\mathrm{Co}(\mathrm{OX})_{2}\left(\mathrm{NH}_{3}\right)_{2}\right]$ complex respectively is

1 $3,4,2$
2 $4,4,2$
3 $3,6,2$
4 $3,6,1$
GUJCET-2019
COORDINATION COMPOUNDS

274429 The primary and secondary valencies of chromium, in the complex ion, dichlorodioxalatochromium (III), are respectively

1 3,4
2 4,3
3 3,6
4 6,3
5 4,4
Kerala-CEE-2008
COORDINATION COMPOUNDS

274427 Given below are two statements.
Statement-I: In $\mathrm{CuSO}_{4} \cdot \mathbf{5} \mathrm{H}_{2} \mathrm{O}, \mathrm{Cu}-\mathrm{O}$ bonds are present.
Statements-II: In $\mathrm{CuSO}_{4} 5 \mathrm{H}_{2} \mathrm{O}, \quad$ ligands coordinating with $\mathrm{Cu}$ (II) ion are O-and Sbased legends.
In the light of the above statements, choose the correct answer from the options given below:

1 Both Statement-1 and Statement-II are correct
2 Both Statement-1 and Statement-II are incorrect
3 Statement-1 is correct but statement-II is incorrect
4 Statement-1 is incorrect but Statement-II is correct.
JEE Main-29.06.2022
NEET DIGITAL LIBRARY
COORDINATION COMPOUNDS

274428 The primary valency and secondary valency of central metal ion and the number of total ions produced in aqueous solution for $\mathrm{K}\left[\mathrm{Co}(\mathrm{OX})_{2}\left(\mathrm{NH}_{3}\right)_{2}\right]$ complex respectively is

1 $3,4,2$
2 $4,4,2$
3 $3,6,2$
4 $3,6,1$
GUJCET-2019
COORDINATION COMPOUNDS

274429 The primary and secondary valencies of chromium, in the complex ion, dichlorodioxalatochromium (III), are respectively

1 3,4
2 4,3
3 3,6
4 6,3
5 4,4
Kerala-CEE-2008
COORDINATION COMPOUNDS

274427 Given below are two statements.
Statement-I: In $\mathrm{CuSO}_{4} \cdot \mathbf{5} \mathrm{H}_{2} \mathrm{O}, \mathrm{Cu}-\mathrm{O}$ bonds are present.
Statements-II: In $\mathrm{CuSO}_{4} 5 \mathrm{H}_{2} \mathrm{O}, \quad$ ligands coordinating with $\mathrm{Cu}$ (II) ion are O-and Sbased legends.
In the light of the above statements, choose the correct answer from the options given below:

1 Both Statement-1 and Statement-II are correct
2 Both Statement-1 and Statement-II are incorrect
3 Statement-1 is correct but statement-II is incorrect
4 Statement-1 is incorrect but Statement-II is correct.
JEE Main-29.06.2022
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COORDINATION COMPOUNDS

274428 The primary valency and secondary valency of central metal ion and the number of total ions produced in aqueous solution for $\mathrm{K}\left[\mathrm{Co}(\mathrm{OX})_{2}\left(\mathrm{NH}_{3}\right)_{2}\right]$ complex respectively is

1 $3,4,2$
2 $4,4,2$
3 $3,6,2$
4 $3,6,1$
GUJCET-2019
COORDINATION COMPOUNDS

274429 The primary and secondary valencies of chromium, in the complex ion, dichlorodioxalatochromium (III), are respectively

1 3,4
2 4,3
3 3,6
4 6,3
5 4,4
Kerala-CEE-2008
COORDINATION COMPOUNDS

274427 Given below are two statements.
Statement-I: In $\mathrm{CuSO}_{4} \cdot \mathbf{5} \mathrm{H}_{2} \mathrm{O}, \mathrm{Cu}-\mathrm{O}$ bonds are present.
Statements-II: In $\mathrm{CuSO}_{4} 5 \mathrm{H}_{2} \mathrm{O}, \quad$ ligands coordinating with $\mathrm{Cu}$ (II) ion are O-and Sbased legends.
In the light of the above statements, choose the correct answer from the options given below:

1 Both Statement-1 and Statement-II are correct
2 Both Statement-1 and Statement-II are incorrect
3 Statement-1 is correct but statement-II is incorrect
4 Statement-1 is incorrect but Statement-II is correct.
JEE Main-29.06.2022
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