1.

What are post actinoid elements?

Answer»
  • Elements from atomic number 104 to 118 are called postactinoid elements. 
  • The post actinoid elements known so far are transition metals. 
  • They can be synthesised in the nuclear reactions. 
  • As they have very short half life period, it is difficult to study their chemistry. 
  • Ruiherfordium forms a chloride (RfCl4) similar to zirconium and hafnium in + 4 oxidation state. 
  • Dubniurn resembles niobium and protactinium. 


Discussion

No Comment Found