The diagram above represents an atom of
...The diagram above represents an atom of
magnesium
helium
chlorine
neon
Correct answer is A
The diagram refers to an atom with electronic configuration 2,8,2 hence the atomic number = 12. From the periodic table, we have the atom to be Mg (Magnesium).
How many moles of copper would be deposited by passing 1 Faraday of electricity through a CuCl2...
Which of the following statements about displacement reaction is correct? ...
Which metal is extracted from bauxite? ...
In the diagram above, gas X is ...
Coal gas is made up of carbon (II) oxide, hydrogen and? ...
The bond angle in tetrahedral molecules such as tetrachloromethane is ...
Which of the following gives a precipitate when treated with NaOH solution? ...