s-block element which cannot be qualitatively | vedclass

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

Question

(D) The flame test is used to identify elements based on the characteristic color they impart to the flame.$Li$ (Lithium) gives a crimson red color.$N

Vedclass · Accepted Answer

$Be$

Vedclass · Answer

(D) The flame test is used to identify elements based on the characteristic color they impart to the flame.$Li$ (Lithium) gives a crimson red color.$Na$ (Sodium) gives a golden yellow color.$Rb$ (Rubidium) gives a red-violet color.$Be$ (Beryllium) and $Mg$ (Magnesium) do not impart any characteristic color to the flame because their ionization energy is very high,and the energy of the flame is not sufficient to excite their electrons to higher energy levels.Therefore,$Be$ cannot be confirmed by the flame test.

$s-$block element which cannot be qualitatively confirmed by the flame test is ..... .

Similar Questions

The correct order of the solubility of sulphates of alkaline earth metals in water is

Which alkaline earth metal chloride imparts an apple green color to the burner flame?

$A$ metal is burnt in air and the ash on moistening smells of $NH_3$. The metal is

Why is beryllium amphoteric in nature?

Assertion : Of the various chlorides of alkaline earth metals $BeCl_2$ is covalent in nature,whereas $MgCl_2$ and $CaCl_2$ are ionic compounds.
Reason : $Be$ is the first member of group $2$.

Vedclass Test Series

Exam Paper Generator

Online Exam Module