Question

Which is the element with atomic no. 88? Write about it.

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Answer 1

element is radium


Name: Radium 
Symbol: Ra 
Atomic Number: 88 
Atomic Mass: (226.0) amu 
Melting Point: 700.0 °C (973.15 K, 1292.0 °F) 
Boiling Point: 1737.0 °C (2010.15 K, 3158.6 °F)
Number of Protons/Electrons: 88 
Number of Neutrons: 138 
Classification: Alkaline Earth 
Crystal Structure: Cubic 
Density @ 293 K: 5.0 g/cm3 
Color: silverish

Number of Energy Levels: 7
First Energy Level: 2 
Second Energy Level: 8 
Third Energy Level: 18 
Fourth Energy Level: 32 
Fifth Energy Level: 18 
Sixth Energy Level: 8 

Date of Discovery: 1898 
Discoverer: Pierre and Marie Curie 
Name Origin: From the Latin word radius (ray) 
Uses: treating cancer 
Obtained From: uranium ores