Question

Four students used different ways of burning

magnesium ribbon during an experiment as shown

below. The correct way has been followed by student

(a) a) I (b) b) Il

(c) c) III (d) d) IV​

Answer 1

Answer:

c) III

Explanation:

it is burnt by using tongs

PLS MARK THIS ANSWER AS BRAINLEST

Answer 2

Four students used different ways of burning  magnesium ribbon during an experiment as shown  below are :

• During an experiment ,the magnesium ribbon was burned in different ways, are used by four students are given below.

• The correct way has been followed by student is option (c) III .
• The copper coin is dipped in blue colour copper sulphate solution .
• After half an hour ,the colour obtained to colourless.
• Because ,the ion of the copper sulphate and copper ion are same.
• So,there is no displacement takes place in the reaction.
• Then ,the solution remains same i.e.,blue coloured even after half an hour.