(A) The correct answer is $A$. Strontium salts impart a crimson or deep pink colour to the flame due to the excitation of electrons in $Sr^{2+}$ ions.

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Class 11 Chemistry s-Block Elements Alkaline earth metals

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Deep pink colour is given to flame by the salts of

A
Strontium
B
Potassium
C
Zinc
D
Barium

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

s-Block Elements

Subtopic

Alkaline earth metals

In context with beryllium,which one of the following statements is incorrect?

MediumNEET 2016

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Which of the following sulphates has the highest solubility in water?

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Match List-$I$ with List-$II$ for the compositions of substances and select the correct answer using the code given below the lists.
List-$I$ Substances List-$II$ Composition
$A$. Plaster of paris $i$. $CaSO_4.2H_2O$
$B$. Epsomite $ii$. $CaSO_4.\frac{1}{2}H_2O$
$C$. Kieserite $iii$. $MgSO_4.7H_2O$
$D$. Gypsum $iv$. $MgSO_4.H_2O$
$v$. $CaSO_4$

List-$I$ Substances	List-$II$ Composition
$A$. Plaster of paris	$i$. $CaSO_4.2H_2O$
$B$. Epsomite	$ii$. $CaSO_4.\frac{1}{2}H_2O$
$C$. Kieserite	$iii$. $MgSO_4.7H_2O$
$D$. Gypsum	$iv$. $MgSO_4.H_2O$
	$v$. $CaSO_4$