Download App

Chemical Reactions and Equations — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceChemical Reactions and Equations2 Marks
Question
Why do we store silver chloride in dark coloured bottles?
✓

Answer

It is because silver chloride decomposes to silver and chlorine gas in presence of sunlight.

$2\text{AgCl(s)}\xrightarrow{\text{Sunlight}}2\text{Ag(s)}+\text{Cl}_2\text{(g)}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Answer the questions.[Che-2M]" from Chemical Reactions and Equations→Chemical Reactions and Equations — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

Why did Mendeleev leave some gaps in his periodic table?
→
How could the person change his eating habits to lessen chances of suffering from tooth decay?
→
How is plaster of Paris prepared? Write chemical equation of the reaction involved.
→
What happens when a piece of iron metal is placed in copper sulphate solution? Name the type ofreaction involved.
→
An element A has 4 valence electrons in its atom whereas element B has only one valence electron in its atom. The compound formed by A and B does not conduct electricity. What is the nature of chemical bond in the compound formed? Give its electron-dot structure.
→
How does a universal indicator work?
→
A gas ‘X’ reacts with lime water and forms a compound ‘Y’ which is used as a bleaching agent in chemical industry. Identify ‘X’ and ‘Y’. Give the chemical equation of the reactions involved.
→
A neutral organic compound X of molecular formula C2H6O on oxidation with acidified potassium dichromate gives an acidic compound Y. Compound X reacts with Y on warming in the presence of conc. H2SO4 to give a sweet smelling substance Z. What are X, Y and Z?
→
Name the acid present in ant sting and give its chemical formula. Also give the common method to get relief from the discomfort caused by the ant sting.
→
The following reaction takes place when aluminium powder is heated with MnO2.
3MnO2(s) + 4Al(s) → 3Mn(l) + 2Al2O3(l) + Heat
  1. Is aluminium getting reduced?
  2. Is MnO2 getting oxidised?
→