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प्रश्न
Select the correct answer from the options given below:
State the gaseous product formed, when
An active metal reacts with dilute sulphuric acid.
विकल्प
Ammonia
Hydrogen chloride
Hydrogen
Nitrogen dioxide
Nitric oxide
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उत्तर
Hydrogen
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संबंधित प्रश्न
The gas we use in the kitchen is called liquefied petroleum gas (LPG). In the cylinder, it exists as a liquid. When it comes out from the cylinder it becomes a gas (Change − A), then it burns (Change − B). The following statements pertain to these changes. Choose the correct one.
Complete and balance the following chemical equations:
Zn + `"H"_2"SO"_4` `→`
(dil)
Give reason .
A person suffering from acidity is advised to take an antacid.
Give reason.
Acidic soil is treated with quick lime.
TRUE \ FALSE
Positively charged electrode is called the anode. True or false ?
True or false
New substances are formed in a chemical change.
A chemical equation is a statement that describes a chemical change in terms of
Name the type of chemical reaction shown by the following equation :
Fe2O3 + 2Al → Al2O3 + 2Fe
Write your observation and a balanced equation in the case of the following substances being heated.
Copper carbonate.
Represent the addition of dilute sulphuric acid to zinc by means of a chemical equation. State the function of the arrow between the reactants and products.
