AIEEE 2004 | p-Block Elements Question 249 | Chemistry

Aluminium chloride exists as dimer, Al₂Cl₆ in solid state as well as in solution of non-polar solvents such as benzene. When dissolved in water, it gives :

Al3⁺ + 3Cl^-

Al₂O₃ + 6HCl

[Al(OH)₆]^3-

[Al(H₂O)₆]³⁺ + 3Cl^-

AIEEE 2003

MCQ (Single Correct Answer)

-1

Glass is a :

super-cooled liquid

gel

polymeric mixture

micro-crystalline solid

AIEEE 2003

MCQ (Single Correct Answer)

-1

Out of Syllabus

What may be expected to happen when phosphine gas is mixed with chlorine gas?

PCI₃ and HCI are formed and the mixture warms up

PCI₅ and HCI are formed and the mixture cools down

PH₃.Cl₂ is formed with warming up

The mixture only cools down

AIEEE 2003

MCQ (Single Correct Answer)

-1

Which one of the following substances has the highest proton affinity?

H₂S

NH₃

PH₃

H₂O

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