Question

a) Choose the correct word from the brackets to complete the sentences
(0) Sulphur dioxide turns
(acidic alkaline) potassium dichromate paper green
(a) The element which shows variable valency is
(Iron, Sodium. Aluminium)
(ti) Pressure-volume relationship is given by ... Boyle's Charles's) law.
(iv) Hydrogen gas is adsorbed by metal
(Copper, Aluminium, Palladium)
(v) Acid reacts with base to give salt and water. The reaction is known as
(Decomposition
Neutralisation, Displacement.)​

Answer 1

Answer:

v) neutralization reaction

Answer 2

Answer:

acidic

Iron

third one not clear put together

Palladium

Neutralisation