Advertisements
Advertisements
Question
Write your observation and a balanced equation in the case of the following substances being heated.
Ammonium chloride
Advertisements
Solution
When ammonium chloride is heated White crystalline solid, on strong heating, sublimates to form a basic gas (NH3) and an acidic gas (HCl)
\[\ce{NH4Cl ⇌[Heat][Cool] NH3↑ + HCl↑}\]
APPEARS IN
RELATED QUESTIONS
The chemical name of baking soda is ______.
FILL IN THE BLANK
........... electrolytes dissociate completely in aqueous state and allow large amount of electricity to flow through it.
State what you would observe when the following substance is heated in a glass test tube Copper (II) carbonate Red lead .
Name the type of chemical reaction shown by the following equation:
Fe + CuSO4 → FeSO4 + Cu
Complete the following table and write your observations.
|
Hydrogen sulphide |
Ammonia |
Sulphur dioxide |
Hydrogen chloride |
|
|
Shake the gas with red litmus solution |
||||
|
Shake the gas with blue litmus solution |
||||
|
Apply a burning splint to a gas |
Give balanced equation for the following conversion affected by heat alone on the substance:
Zinc nitrate to nitrogen dioxide
On heating calcium carbonate gets converted into calcium oxide and carbon dioxide.
(a) Is this a physical or a chemical change?
(b) Can you prepare one acidic and one basic solution by using the products formed in the above process? If so, write the chemical equation involved.
Iron benches kept in lawns and gardens get____________. It is a _________ change because a new _________ is formed.
______ are substances that speed up the process of a chemical change and it will not undergo any change during the course of the reaction.
______ is the chemical name of limestone.
