Which of the following statements regarding aluminium is not correct?
Aluminium is a light metal with considerable strength
Aluminium is a good conductor of heat and electricity
The corrosion of the aluminium metal is prevented by the formation of a coat of aluminium oxide on its layer
Aluminium dissolves in hydrochloric acid but not in concentrated sodium hydroxide
Aluminium dissolves both in HCl and conc. NaOH
2Al+6HCl→Al2Cl3+3H2 and 2Al+2NaOH+6H2O→2NaAl(OH)4+3H2O