Chemistry

Which compound amongst the following is not an aromatic compound?

The IUPAC name of the complex - [Ag(H₂O)₂[Ag(CN)₂] is:

The pH of the solution containing 50 mL each of 0.10M sodium acetate and 0.01M acetic acid is:
[Given pK_a of CH₃COOH = 4.57 ]

The incorrect statement regarding chirality is:

Match List-I with List-II.

List -I(Hydrides)
(a) MgH₂
(b) GeH₄
(c) B₂H₆
(d) HF

List - II (Nature)
(i) Electron precise
(ii) Electron deficient
(iii) Electron rich
(iv) Ionic

Choose the correct answer from the options given below:

Which of the following statement is not correct about diborane?

In one molal solution that contains 0.5 mole of a solute, there is:

Given below are two statements:

Statement I:
The boiling points of the following hydrides of group 16 elements increases in the order- H₂O < HS < HSe < HTe

Statement II:
The boiling points of these hydrides increase with increase in molar mass.

In the light of the above statements, choose the most appropriate answer from the options given below:

Given below are two statements:

Statement I:
In the coagulation of a negative sol, the flocculating power of the three given ions is in the order- Al³⁺ > Ba²⁺ > Na⁺

Statement II:
In the coagulation of a positive sol, the flocculating power of the three given salts is in the order NaCl > Na₂SO₄ > Na₃PO₄

In the light of the above statements, choose the most appropriate answer from the options given below:

Given below are two statements:

Statement I:
Primary aliphatic amines react with HNO₂ to give unstable diazonium salts.

Statement II:
Primary aromatic amines react with HNO₂ to form diazonium salts which are stable even above 300 K.

In the light of the above statements, choose the most appropriate answer from the options given below: