Question

intense reaction with water on a given metal .
what is metal ?
options- ( Cu ,Fe, Nu, Au)​

Answer 1

Answer:

it is not Nu it is Na sodium.

Explanation:

when sodium is mixed with water it intensely react with water and change colour to purple and a large fire is created with a sound.

Answer 2

Answer:

Option should be Na

Explanation:

Sodium metal reacts rapidly with water to form a colourless basic solution of sodium hydroxide (NaOH) and hydrogen gas (H2).