Cambridge Secondary (7-9). Stage 9. MCE Science. Student Book - Unit 7: Salts

Question 32

When grey solid X is added to hydrochloric acid, a vigorous reaction is observed with bubbles of gas rising to the surface. A lighted splint placed at the mouth of the test tube extinguishes with a ‘pop’ sound.

Question illustration

Tick (✓) the **two** correct statements.

Solid X could be silver.
Solid X could be magnesium.
The product of the reaction is a sulfate.
The product of the reaction is a chloride.

Cambridge Secondary (7-9). Stage 9. MCE Science. Student Book - Unit 7: Salts - Question 32

Question 32