Question

Al ii.Mg iii. Na iv. K select the metals that react with cold water i.Al ii.Mg iii. Na iv. K *

2 points

Both i and ii

Both i and iii

Both iii and iv

i,ii,and iv​

Answer 1

potassium and sodium react with cold water..

...I hope this helped you,

Answer 2

The correct option is Both iii and iv.

The correct option is Both iii and iv. Na and K react with cold water.

• Na and K are alkali metals.
• Alkali metals readily react with cold water and displaced hydrogen.
• In this reaction metal is oxidised to cation and water break down into hydrogen and hydroxyl ions.