Question

lithium and neon are in the same period.write down three difference in properties between them

Answer 1

Answer:

lithium :

• atomic number is 3
• atomic symbol is li
• it is solid
• alkali metal
• melting point is 180.54°C
• boiling point is 1342°C

neon :

• atomic number is 10
• atomic symbol is Be
• it is grass
• colourless
• noble gas
• melting point is -248.59°C
• boiling point is-246.08°C