Complete the flow chart : `Na rarr Al rarr Si rarr P rarr Cl rarr Ar`

Complete the following reaction : CH_3COOH rarr NaHCO_3 rarr

The following statement : ( p rarr q ) rarr [ ( p rarr q ) rarr q ] is :

Identify the possible link ''A'' in the following food chain : Plant rarr insect rarr frog rarr ''A'' rarr eagle:

Complete the following reactions : a. Et_2 NH + Ph SO_2 Cl rarr c. PhCH_2 NH_2 + HCOOH overset (Delta)(rarr) c. PhNH_2 + PhCHO rarr .

The converse of p rarr (q rarr r) is

Rewrite the food chain given below in the correct sequence. i. Insect rarr Hawk rarr Snake rarr Frog rarr Grass ii. Birds rarr Zooplanktons rarr Phytoplanktons rarr Small Fishes rarr BigFishes

Fill in the blanks A and B Kingdom rarr Phylum rarr [A] rarr Order rarr [B]

Complete the following chemical equation (i) F_(2) + 2Cl^(-) rarr (ii) 2XeF_(2) + 2H_(2)O rarr