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
Correct Answer: Cadmium
Solution : The correct answer is Cadmium.
Cadmium does not undergo a reaction with water to generate hydrogen gas. Instead, it is insoluble in water and does not exhibit any chemical reactivity with it. However, it does have the capability to form oxides when it reacts with oxygen, leading to the production of cadmium oxides.
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Question : Which one of the following is not a compound?
Option 1: Sodium Chloride
Option 2: Carbon Monoxide
Option 3: Iron
Option 4: Water
Question : Baeyer's reagent is
Option 1: Alkaline potassium permanganate
Option 2: Acidified potassium permanganate
Option 3: Hydrogen peroxide
Option 4: Bromine water
Question : Saltpetre is another name for ______.
Option 1: sodium chloride
Option 2: potassium nitrate
Option 3: potassium chloride
Option 4: sodium hydroxide
Question : Which potassium acid salt is obtained as a by-product of alcohol manufacture during fermentation?
Option 1: Potassium Citrate
Option 2: Potassium bitartrate
Option 3: Potassium nitrate
Option 4: Potassium hydrogen adipate
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
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