p-Block elementsHard

Question

Aluminium vessels should not be washed with materials containing washing soda because :

Options

A.washing soda is expensive
B.washing soda is easily decomposed
C.washing soda reacts with aluminium to form soluble aluminate
D.washing soda reacts with aluminium to form insoluble aluminium oxide

Solution

Na2CO3 + H2O → 2NaOH + CO2 ; 4OH- + Al → [Al(OH)4]- (soluble complex)

Create a free account to view solution

View Solution Free
Topic: p-Block elements·Practice all p-Block elements questions

More p-Block elements Questions

Diamond and graphite are :...From the B2H6 all the following can be prepared except :...NH4Cl (s) is heated in test tube. Vapours are brought in contact with red litmus paper, which changes to blue and then t...The high reactivity and low volatility of white phosphorous is due to :...CO is absorbed by :...