C. Alkaline earth metalD. actinoids19) Among the following elements, a

1.	C. Alkaline earth metalD. actinoids19) Among the following elements, a metalloid isA NaB. SIC. MgDO20) The lanthanoids are placed in periodic table atA Left hand sideB. Right hand sideC MiddleD. Bottom21) An element having an electronic configuration, 1s 2s 2p 3s belong to which bloA. SB. dD. fC. p
Answer» Answer: (B) Si (Silicon) (D) BOTTOM (A) S block Hope it HELPS...

C. Alkaline earth metalD. actinoids19) Among the following elements, a metalloid isA NaB. SIC. MgDO20) The lanthanoids are placed in periodic table atA Left hand sideB. Right hand sideC MiddleD. Bottom21) An element having an electronic configuration, 1s 2s 2p 3s belong to which bloA. SB. dD. fC. p

Answer»

Answer:

Hope it HELPS...