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- 1. Find the odd one and give the reason Li, Ca, Na and K.
- 2. Which is the biggest element in the modern periodic table ?
- 3. The ability of attoms to lose electrons is called.......
- 4. The ability of atoms to attract the electrons that are involved in chemical bonding is called....
- 5. The chemical property of an element is decided by......
ANSWERS
- 1. Ca is an element of group 2
- 2. Francium
- 3. Electropositivity
- 4. Electronegativity
- 5. Valence electrons