Which of the following is the characteristic outer shell electronic configuration of alkaline earth metals?
- A$ns^1$
- B$ns^2$
- C$ns^2np^2$
- D$ns^2np^1$
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Similar Questions
Match the flame colours of the alkaline earth metal salts in the Bunsen burner:
$A$. Calcium $p$. Brick red $B$. Strontium $q$. Apple green $C$. Barium $r$. Crimson
| $A$. Calcium | $p$. Brick red |
| $B$. Strontium | $q$. Apple green |
| $C$. Barium | $r$. Crimson |
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