Question

O. MCQs based on Practica
Practical Skills: (One mark questions)
Tina took a small piece of magna
a burner. She observed that um ribbon and held it with a pair of tongs over the flame of
She observed that the ribbon started burning.
(1) What must be the colour of the burning magnesium ribbon?
(a) Dull grey (b) Brilliant white (c) Brilliant yellow (d) Dull green
) Tina collected the ash left behind after
after the complete burning of magnesium ribbon in a
beaker. She mixed it with a small ar
a small amount of water, stirred the contents properly and tested
it with litmus papers. What inference shou
rence should she deduce about the nature of the solution?
(a) It is acidic in nature.
(b) It is basic in nature.
(c) It is neutral in nature.
(d) It is either basic or neutral in nature.
31​

Answer 1

Answer:

• 1 (b) brilliant white
• The mixture is MgO which is acidic in nature.So, ans is (a) It is acidic in nature

♡Hope this helped....

Answer 2

Answer:(b) the colour of the burning magnesium ribbon will be bright white