Write one similarity and one difference between the chemistry of lanthanoids and that of actinoids.

Discuss chemistry of lanthanoids.

Briefly describe the chemistry of actinoids.

How one finds the difference between two vectors ?

With reference to the structural variability and chemical reactivity, write the difference between lanthanoids and actinoids.

In chemistry of all lanthanoids is quite similar. Why?

Write the difference between Octahedral and Tetrahedral.

Write the structureal and functional difference between RNA and DNA.