Which of the following compounds is composed of Al, Si, O...
Which of the following compounds is composed of Al, Si, O and H?
Epsom salt
Limestone
Clay
Urea
Correct answer is C
Clay is Alumina silicate and the formula is AL2O3 2SiO2 2H2O
The number of g-molecule of oxygen in 6.02 x 1024CO molecules is ...
The ∆H for the reaction represented by the energy profile above is ...
The d-block elements are paramagnetic because they ...
In metallic colids, the forces of attraction are between the mobile valence electrons and ...
What is the electronic configuration of an element represented as 199X?...
A mixture of petrol and water can be separated through ...
Which of the following changes is characteristic of an alpha-particle emission? ...