Question

Which of the following gives apple green colour to the Bunsen flame?

• A. Be
• B. Ca
• C. Sr
• D. Ba

Hint:

Remember flame test colours: \textbf{Ba – apple green, Ca – brick red, Sr – crimson red}.

Answer 1

The Correct Option is D

Step 1: Recall the flame test colours of common elements.
Step 2: Barium (Ba) produces an apple green colour in the Bunsen flame.
Step 3: Check the other options:

Be — does not give a characteristic flame colour.
Ca — gives a brick red flame.
Sr — gives a crimson red flame.

Step 4: Therefore, the element that gives an apple green colour is Barium.