Name one metal which will not displace hydrogen from dilute acids

Question : Which is a beta-emitting radioactive isotope of hydrogen that has one proton and two neutrons in its nucleus, making it three times as heavy as a hydrogen nucleus and one and a half times heavier than deuterium?

Option 1: Tritium

Option 2: Protium

Option 3: Hydrogen-4

Option 4: Hydrogen-6

Question : Hydrogen peroxide effective sterilizing agent. Which one of the following product results when it readily loses active oxygen?

Option 1: Nascent Hydrogen

Option 2: Water

Option 3: Hydrogen

Option 4: Ozone

Question : Which one of the following metals does not react with water to produce Hydrogen?

Option 1: Potassium

Option 2: Cadmium

Option 3: Sodium

Option 4: Lithium