B: 22
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Which ion has the same electronic configuration as Cl¯?
The electronic configuration of the two outermost shells of an atom is 3s²3p³3d⁵4s². What is this atom?
Which statement about a 3p orbital is correct?
X and Y are elements from the same group of the Periodic Table. The 5th to 9th ionisation energies for X and Y are sh…
When an organic acid reacts with an alcohol, a reversible reaction takes place producing an ester and water. 0.40 mol…
Information about two substances is given. substance electrical conductivity effect of adding to water …