Q.

Statement-I: Be and Mg do not respond to flame test while Ca, Sr and Ba give characteristic colours golden red, crimson and apple green respectively.

Statement-II: In Bunsen burner flame, electrons of valence shell get excited by absorption of energy. When electrons return to their original state the radiations appear in visible spectrum and colour appears.

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

Both statement-I and statement-II are correct

b

Statement-I is correct and statement-II is incorrect

c

Statement-I is incorrect and statement-II is correct

d

Both statement-I and statement-II are incorrect

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

 In Be  and Mg electrons are strongly bounded  so they can't be excited by flame .so they can't impart to flame

Watch 3-min video & get full concept clarity

tricks from toppers of Infinity Learn

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
Statement-I: Be and Mg do not respond to flame test while Ca, Sr and Ba give characteristic colours golden red, crimson and apple green respectively.Statement-II: In Bunsen burner flame, electrons of valence shell get excited by absorption of energy. When electrons return to their original state the radiations appear in visible spectrum and colour appears.