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Hydrogen Gas

Class 10 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhich gas is released when sodium metal reacts with ethanol?Class 10Carbon and its CompoundsFunctional groupsLevel 15MediumScienceWhat products are generally formed in the reaction between a metal and an acid?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12EasyScienceZinc can give hydrogen gas with both acid and sodium hydroxide. What kind of behaviour does this indicate?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11HardScienceWhy does magnesium ribbon produce bubbles while reacting with dilute acid?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9EasyScienceWhen zinc metal reacts with dilute sulphuric acid, which test is most suitable to identify the evolved gas?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9MediumScienceAn unknown solution turns blue indicator paper red and gives a gas with magnesium. What is the nature of the solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8ExpertScienceWhich gas is released when an acid reacts with an active metal?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14EasyScienceIf zinc is added to an acidic solution and a gas is evolved, what is the correct identification of that gas?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6MediumScienceWhich gas is generally produced when acids react with metals?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12EasyScienceWhich gas is formed when an acid reacts with an active metal?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15EasyScienceThe gas obtained from an acid-metal reaction gives a pop sound near a burning splint. What is the conclusion of this test?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12EasyScienceA student says all acids give the same amount of hydrogen gas with metals. Why is this statement wrong?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9HardScienceA metal does not give hydrogen gas with an acid, but zinc gives gas in the same acid. Which conclusion is correct?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9HardScienceWhy is the gas formed by adding a metal to an acid not obtained with every metal?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 8MediumScienceA solution turns blue litmus red and gives a colourless gas with zinc metal. Which ion will mainly be present in this solution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6HardScienceWhich gas is generally released when an acid reacts with a metal?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 7MediumScienceWhich gas is formed at the cathode in the chlor alkali process?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9EasyScienceWhat sound is heard when a burning splint is brought near hydrogen gas?Class 10Chemical Substances – Nature and BehaviourLevel 9EasyScienceAt which electrode is the gas with greater volume obtained during electrolysis of water?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5ExpertScienceWhich gas is generally produced when dilute acids react with active metals?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 1Easy