The periodic table consists of elements arranged according to their atomic numbers . In this sub topic , we will look at those element from atomic number 1 to 20 . Am sure almost every learner develops a way of identifying the elements in an order starting with the 1st to the 20th .
- Hi – Hydrogen (H) – 1
- Hellen – Helium (He) -2
- Listen – Lithium (Li) -3
- B- Beryllium (Be) -4
- B- Boron (B) -5
- C- Carbon (C) -6
- News – Nitrogen (N) – 7
- On – Oxygen (O) -8
- Friday – Fluorine (F) -9
- Night – Neon (Ne) -10
- Sudan – Sodium (Na) -11
- Minister – Magnesium (Mg) – 12
- Arrested – Aluminium (Al) – 13
- Some – Silicon (Si) -14
- People – Phosphorus (P) -15
- Selling – Sulphur (S) – 16
- Cars – Chlorine (Cl) -17
- At – Argon (Ar) -18
- Pangani – Potassium (K) -19
- Company – Calcium (Ca) -20
Leave a comment with a formula you used or use to identify the first 20 elements.
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