274201
The solution of the complex $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in water will
1 give the test for $\mathrm{Cu}^{2+}$ ion
2 give the test for $\mathrm{NH}_{4}^{+}$ion
3 give the test for $\mathrm{SO}_{4}^{2-}$ ion
4 not give the test for any of the ions.
Explanation:
(C) : $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in onises in solution to give simple $\mathrm{SO}_{4}^{2-}$ ions which can be identified by adding $\mathrm{BaCl}_{2}$ Solution. $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4} \longrightarrow\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}+\mathrm{SO}_{4}^{2-}$
COMEDK-2019
COORDINATION COMPOUNDS
274202
Number of donating atoms present in EDTA
1 6
2 5
3 2
4 4
Explanation:
(A) : Number of donating atoms present in EDTA are 6 (six). It is a hexadentate ligand. It can bind through two nitrogen and four oxygen atom to a central metal ion. $\text { [EDTA }]^{4-}$
JCECE - 2018
COORDINATION COMPOUNDS
274205
What is the number of donar atoms in dimethylglyoximato ligand?
1 1
2 2
3 3
4 4
Explanation:
(B) : Dimethylglyoximato ligand has two donor atom which is called bidentate ligand,
MHT CET-2018
COORDINATION COMPOUNDS
274208
$\mathrm{Cr}^{3+}$ in aquous medium forms green colored complex with $\mathrm{NH}_{3}$ ligand. How many ligands are associated with it?
1 3
2 4
3 5
4 6
Explanation:
(D) : $\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}+6 \mathrm{NH}_{3} \longrightarrow \underset{\substack{\text { Green } \\ \text { colour }}}{\left.\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}+6 \mathrm{H}_{2} \mathrm{O}}$ Coordination number of product $\left[{ }^{-} \mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ complex is 6 because $\mathrm{Cr}^{3+}$ attached with six $\mathrm{NH}_{3}$ ligands.
2018 (E)]**
COORDINATION COMPOUNDS
274213
How many bridging carbonyl (s) is / are present in the compound $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compounds?
1 Five
2 Three
3 Four
4 Two
Explanation:
(C) : Two bridging carbonyls are present in $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compound.
274201
The solution of the complex $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in water will
1 give the test for $\mathrm{Cu}^{2+}$ ion
2 give the test for $\mathrm{NH}_{4}^{+}$ion
3 give the test for $\mathrm{SO}_{4}^{2-}$ ion
4 not give the test for any of the ions.
Explanation:
(C) : $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in onises in solution to give simple $\mathrm{SO}_{4}^{2-}$ ions which can be identified by adding $\mathrm{BaCl}_{2}$ Solution. $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4} \longrightarrow\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}+\mathrm{SO}_{4}^{2-}$
COMEDK-2019
COORDINATION COMPOUNDS
274202
Number of donating atoms present in EDTA
1 6
2 5
3 2
4 4
Explanation:
(A) : Number of donating atoms present in EDTA are 6 (six). It is a hexadentate ligand. It can bind through two nitrogen and four oxygen atom to a central metal ion. $\text { [EDTA }]^{4-}$
JCECE - 2018
COORDINATION COMPOUNDS
274205
What is the number of donar atoms in dimethylglyoximato ligand?
1 1
2 2
3 3
4 4
Explanation:
(B) : Dimethylglyoximato ligand has two donor atom which is called bidentate ligand,
MHT CET-2018
COORDINATION COMPOUNDS
274208
$\mathrm{Cr}^{3+}$ in aquous medium forms green colored complex with $\mathrm{NH}_{3}$ ligand. How many ligands are associated with it?
1 3
2 4
3 5
4 6
Explanation:
(D) : $\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}+6 \mathrm{NH}_{3} \longrightarrow \underset{\substack{\text { Green } \\ \text { colour }}}{\left.\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}+6 \mathrm{H}_{2} \mathrm{O}}$ Coordination number of product $\left[{ }^{-} \mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ complex is 6 because $\mathrm{Cr}^{3+}$ attached with six $\mathrm{NH}_{3}$ ligands.
2018 (E)]**
COORDINATION COMPOUNDS
274213
How many bridging carbonyl (s) is / are present in the compound $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compounds?
1 Five
2 Three
3 Four
4 Two
Explanation:
(C) : Two bridging carbonyls are present in $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compound.
274201
The solution of the complex $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in water will
1 give the test for $\mathrm{Cu}^{2+}$ ion
2 give the test for $\mathrm{NH}_{4}^{+}$ion
3 give the test for $\mathrm{SO}_{4}^{2-}$ ion
4 not give the test for any of the ions.
Explanation:
(C) : $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in onises in solution to give simple $\mathrm{SO}_{4}^{2-}$ ions which can be identified by adding $\mathrm{BaCl}_{2}$ Solution. $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4} \longrightarrow\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}+\mathrm{SO}_{4}^{2-}$
COMEDK-2019
COORDINATION COMPOUNDS
274202
Number of donating atoms present in EDTA
1 6
2 5
3 2
4 4
Explanation:
(A) : Number of donating atoms present in EDTA are 6 (six). It is a hexadentate ligand. It can bind through two nitrogen and four oxygen atom to a central metal ion. $\text { [EDTA }]^{4-}$
JCECE - 2018
COORDINATION COMPOUNDS
274205
What is the number of donar atoms in dimethylglyoximato ligand?
1 1
2 2
3 3
4 4
Explanation:
(B) : Dimethylglyoximato ligand has two donor atom which is called bidentate ligand,
MHT CET-2018
COORDINATION COMPOUNDS
274208
$\mathrm{Cr}^{3+}$ in aquous medium forms green colored complex with $\mathrm{NH}_{3}$ ligand. How many ligands are associated with it?
1 3
2 4
3 5
4 6
Explanation:
(D) : $\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}+6 \mathrm{NH}_{3} \longrightarrow \underset{\substack{\text { Green } \\ \text { colour }}}{\left.\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}+6 \mathrm{H}_{2} \mathrm{O}}$ Coordination number of product $\left[{ }^{-} \mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ complex is 6 because $\mathrm{Cr}^{3+}$ attached with six $\mathrm{NH}_{3}$ ligands.
2018 (E)]**
COORDINATION COMPOUNDS
274213
How many bridging carbonyl (s) is / are present in the compound $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compounds?
1 Five
2 Three
3 Four
4 Two
Explanation:
(C) : Two bridging carbonyls are present in $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compound.
NEET Test Series from KOTA - 10 Papers In MS WORD
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COORDINATION COMPOUNDS
274201
The solution of the complex $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in water will
1 give the test for $\mathrm{Cu}^{2+}$ ion
2 give the test for $\mathrm{NH}_{4}^{+}$ion
3 give the test for $\mathrm{SO}_{4}^{2-}$ ion
4 not give the test for any of the ions.
Explanation:
(C) : $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in onises in solution to give simple $\mathrm{SO}_{4}^{2-}$ ions which can be identified by adding $\mathrm{BaCl}_{2}$ Solution. $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4} \longrightarrow\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}+\mathrm{SO}_{4}^{2-}$
COMEDK-2019
COORDINATION COMPOUNDS
274202
Number of donating atoms present in EDTA
1 6
2 5
3 2
4 4
Explanation:
(A) : Number of donating atoms present in EDTA are 6 (six). It is a hexadentate ligand. It can bind through two nitrogen and four oxygen atom to a central metal ion. $\text { [EDTA }]^{4-}$
JCECE - 2018
COORDINATION COMPOUNDS
274205
What is the number of donar atoms in dimethylglyoximato ligand?
1 1
2 2
3 3
4 4
Explanation:
(B) : Dimethylglyoximato ligand has two donor atom which is called bidentate ligand,
MHT CET-2018
COORDINATION COMPOUNDS
274208
$\mathrm{Cr}^{3+}$ in aquous medium forms green colored complex with $\mathrm{NH}_{3}$ ligand. How many ligands are associated with it?
1 3
2 4
3 5
4 6
Explanation:
(D) : $\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}+6 \mathrm{NH}_{3} \longrightarrow \underset{\substack{\text { Green } \\ \text { colour }}}{\left.\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}+6 \mathrm{H}_{2} \mathrm{O}}$ Coordination number of product $\left[{ }^{-} \mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ complex is 6 because $\mathrm{Cr}^{3+}$ attached with six $\mathrm{NH}_{3}$ ligands.
2018 (E)]**
COORDINATION COMPOUNDS
274213
How many bridging carbonyl (s) is / are present in the compound $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compounds?
1 Five
2 Three
3 Four
4 Two
Explanation:
(C) : Two bridging carbonyls are present in $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compound.
274201
The solution of the complex $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in water will
1 give the test for $\mathrm{Cu}^{2+}$ ion
2 give the test for $\mathrm{NH}_{4}^{+}$ion
3 give the test for $\mathrm{SO}_{4}^{2-}$ ion
4 not give the test for any of the ions.
Explanation:
(C) : $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4}$ in onises in solution to give simple $\mathrm{SO}_{4}^{2-}$ ions which can be identified by adding $\mathrm{BaCl}_{2}$ Solution. $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right] \mathrm{SO}_{4} \longrightarrow\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}+\mathrm{SO}_{4}^{2-}$
COMEDK-2019
COORDINATION COMPOUNDS
274202
Number of donating atoms present in EDTA
1 6
2 5
3 2
4 4
Explanation:
(A) : Number of donating atoms present in EDTA are 6 (six). It is a hexadentate ligand. It can bind through two nitrogen and four oxygen atom to a central metal ion. $\text { [EDTA }]^{4-}$
JCECE - 2018
COORDINATION COMPOUNDS
274205
What is the number of donar atoms in dimethylglyoximato ligand?
1 1
2 2
3 3
4 4
Explanation:
(B) : Dimethylglyoximato ligand has two donor atom which is called bidentate ligand,
MHT CET-2018
COORDINATION COMPOUNDS
274208
$\mathrm{Cr}^{3+}$ in aquous medium forms green colored complex with $\mathrm{NH}_{3}$ ligand. How many ligands are associated with it?
1 3
2 4
3 5
4 6
Explanation:
(D) : $\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}+6 \mathrm{NH}_{3} \longrightarrow \underset{\substack{\text { Green } \\ \text { colour }}}{\left.\mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}+6 \mathrm{H}_{2} \mathrm{O}}$ Coordination number of product $\left[{ }^{-} \mathrm{Cr}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ complex is 6 because $\mathrm{Cr}^{3+}$ attached with six $\mathrm{NH}_{3}$ ligands.
2018 (E)]**
COORDINATION COMPOUNDS
274213
How many bridging carbonyl (s) is / are present in the compound $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compounds?
1 Five
2 Three
3 Four
4 Two
Explanation:
(C) : Two bridging carbonyls are present in $\mathrm{Fe}_{3}(\mathrm{CO})_{12}$ compound.
