Which element from the following rapidly lose | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(C) Elements of group $1$ (alkali metals) are highly reactive. They rapidly lose their metallic luster in air due to the formation of a surface layer

Vedclass · Accepted Answer

$K$

Vedclass · Answer

(C) Elements of group $1$ (alkali metals) are highly reactive. They rapidly lose their metallic luster in air due to the formation of a surface layer of oxide,peroxide,or superoxide by reacting with oxygen and moisture in the air. Among the given options,$K$ (potassium) is an alkali metal belonging to group $1$,while $Ba$,$Be$,and $Mg$ are alkaline earth metals (group $2$),which are relatively less reactive.

Which element from the following rapidly loses its luster in air and tarnishes?

Similar Questions

Give the use of hydrated zeolites.

Which of the following compounds is obtained as a by-product in the synthesis of sodium carbonate by the Solvay process?

Alkali metal salts are

Chile saltpetre is

Lithium shows similarities to magnesium in its chemical behaviour because

Vedclass Test Series

Exam Paper Generator

Online Exam Module