Metals such as lithium, sodium and potassium are called ____ metals.

Sodium and potassium occur-

The sodium-potassium pump :

The reaction of water sodium and potassium is

Which elements are called ferrous metals ?

Lithium is more reactive than potassium.

Assertion : Alcohols react both as nucleophiles and electrophiles. Reason Alcohols react with active metals such as sodium ,Potassium and aluminimum to yeield corresponding alkoxides and hydrogen.

The sodium-potassium pump moves sodium and potassium ions across the plasma membrane by:

Which one of the following has the largest atomic radius? a) lithium b) sodium c) potassium d) chlorine

Lithium , sodium and potassium elements were put in one group on the basis of their similar properties. What are those similar properties ?

Give reasons (a) Platinum, gold and silver are used to make jewellery. (b) Sodium, potassium and lithium are stored under oil. (c) Aluminium is a highly reactive metal, yet it is used to make utensils for cooking. (d) Carbonate and sulphide ores are usually converted into oxides during the process of extraction.