Match List-I with List-II

LIST - I

(Salt)

LIST - II

(Flame colour wavelength)

(a)

LiCl

(i)

455.5 nm

(b)

NaCl

(ii)

970.8 nm

(c)

RbCl

(iii)

780.0 nm

(d)

CsCl

(iv)

589.2 nm

Choose the correct Answer from the options given below:

Question

Question

Answer 1

Range of visible region: 390 nm – 760 nm

VIBGYOR

Violet – Red

LiCl Crimson Red

NaCl Golden yellow

RbCl Violet

CsCl Blue

So, LiCl which is crimson have wavelengths close to red in the spectrum of visible region which is as per given data.

LIST - I (Salt)		LIST - II (Flame colour wavelength)
(a)	LiCl	(i)	455.5 nm
(b)	NaCl	(ii)	970.8 nm
(c)	RbCl	(iii)	780.0 nm
(d)	CsCl	(iv)	589.2 nm