Among the following alkali metals how many are used as photoelectrodes?
Li,Na,K,Cs

Among the following , number of metals which can be used as electrodes in the photoelectric cell is _____(Integer answer ) (A) Li (B) Na (C) Rb (D) Cs

Which of the following alkali metals is most electropositive ? Li, Na, K , Rb or Cs .

How many alkali metals are known ?

Among the alkali metals, the most abundant metal is

Choose the correct answers: a. Which of the following alkali metal is the most electropositive ? i. Na , ii. K , iii. Rb , iv. Cs b. Ehich of the following alkali metals has the lowest m.pt. ? i. Li , ii. K , iii. Na , iv. Rb c. Which of the following is the stronger reducing agent ? i. Li , ii. Na , iii. K , iv Rb

Which among the alkali metals form nitride ?

Arrange the following alkali metal ion in decreasing order of their mobility : Li^(+), Na^(+), K^(+), Rb^(+), Cs^(+)