Which of the following radicals gives the apple green flame during flame test?

Question

Which of the following radicals gives the apple green flame during flame test? (A)  Ba2+  (B)  Sr2+  (C)  Ca2+  (D)  Cr3+

Tardigrade Admin · Accepted Answer

When paste of salt in conc. HCl, is burnt on a spetchula, the following coloured flame appears for different radicals Ba2+- apple green Sr2+- crimson red Ca2+- brick red Na+- golden yellow

Q. Which of the following radicals gives the apple green flame during flame test?

$B a^{2 +}$

$S r^{2 +}$

$C a^{2 +}$

$C r^{3 +}$

When paste of salt in conc. $H Cl$ , is burnt on a spetchula, the following coloured flame appears for different radicals
$B a^{2 +} -$ apple green
$S r^{2 +} -$ crimson red
$C a^{2 +} -$ brick red
$N a^{+} -$ golden yellow

Q. Which of the following radicals gives the apple green flame during flame test?

Ba2+

Sr2+

Ca2+

Cr3+

When paste of salt in conc. HCl, is burnt on a spetchula, the following coloured flame appears for different radicals Ba2+− apple green Sr2+− crimson red Ca2+− brick red Na+− golden yellow

$B a^{2 +}$

$S r^{2 +}$

$C a^{2 +}$

$C r^{3 +}$

When paste of salt in conc. $H Cl$ , is burnt on a spetchula, the following coloured flame appears for different radicals
$B a^{2 +} -$ apple green
$S r^{2 +} -$ crimson red
$C a^{2 +} -$ brick red
$N a^{+} -$ golden yellow