Salt Analysis Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Q1:

Given below are certain cations. Using inorganic qualitative analysis, arrange them in increasing group number from I to VI.
A. Al³⁺
B. Cu²⁺
C. Ba²⁺
D. Co²⁺
E. Mg²⁺
Choose the correct answer from the options given below
1. B, C, A, D, E
2. E, C, D, B, A
3. E, A, B, C, D
4. B, A, D, C, E

Subtopic: Detection of Cations |

51%

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Q2:

During the preparation of Mohr's salt solution (Ferrous ammonium sulphate), which of the following acid is added to prevent hydrolysis of Fe²⁺ion?
1. Concentrated sulphuric acid
2. Dilute nitric acid
3. Dilute sulphuric acid
4. Dilute hydrochloric acid

Subtopic: Preparation of the Organic and Inorganic compounds |

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From NCERT

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Q3:

In salt analysis, group V radicals

(B a^{2 +}, C a^{2 +} a n d S r^{2 +})

$\mathrm{(Ba^{2+}, Ca^{2+} ~and ~Sr^{2+} )}$ are precipitated as their carbonates by adding solid

N H_{4} C l

$\mathrm{NH_4Cl}$ and excess of

N H_{4} O H

$\mathrm{NH_4OH}$ solution followed by solid

(N H_{4})_{2} C O_{3}

$\mathrm{(NH_4)_2CO_3}$
Choose the correct reagent used for the confirmation of

C a^{2 +}

$\mathrm{Ca^{2+}}$ ion from the following:

1.	Ammonium sulphate	2.	Potassium chromate
3.	Ammonium oxalate	4.	Ammonium nitrate

Subtopic: Detection of Cations |

55%

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Q4:

In salt analyses,

C l^{-}, B r^{-}

$\mathrm{Cl^-,Br^-}$ and

I^{-}

$\mathrm{I^-}$ are identified by adding dilute

H N O_{3}

$\mathrm{HNO_3}$ followed by

A g N O_{3}

$\mathrm{AgNO_3}$ solution to the salt solution.
Which of the following statements are correct?

A.	$\mathrm{Cl^-}$ gives pale yellow precipitate.
B.	$\mathrm{Br^-}$ gives pale yellow precipitate which is partially soluble in $\mathrm{NH_4OH.}$
C.	$\mathrm{I^-}$ gives yellow precipitate which is insoluble in $\mathrm{NH_4OH.}$
D.	$\mathrm{Cl^-}$ gives white precipitate which is insoluble in $\mathrm{NH_4OH.}$
E.	$\mathrm{I^-}$ gives purple violet gas.

Choose the correct answer from the options given below:

1.	B and C only	2.	A and B only
3.	A and E only	4.	D and E only

Subtopic: Detection of Anions |

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