Download App

P-1 Chemical reactions and equations — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10ScienceP-1 Chemical reactions and equations2 Marks
Question
When carbon dioxide is passed through lime water it turns milky. Why?
✓

Answer

Lime water (Calcium hydroxide) combines with carbon dioxide to form a suspension of calcium carbonate which makes lime water milky.
$Ca(OH)_{2(aq)} + CO_{2(g)} \rightarrow CaCO_{3(s)} + H_2O_{(1)}$

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 following questions: [2 M]" from P-1 Chemical reactions and equations→P-1 Chemical reactions and equations — all question types→Science STD 10 question papers→Maharashtra Board STD 10 question papers→Maharashtra Board question paper generator→

Similar questions

What happens when ethanoic acid is treated with ethanol? Write the balanced equation for the same.
→
How does the human nervous system work? Explain.
→
Draw electron-dot and line structure of an ethane molecule.
→
State the following statements into chemical equations and then balance them: what happens when aluminium oxide dissolves in aqueous sodium hydroxide?
→
Define : Retina
→
Distinguish between the following : mass and weight
→
Which hormones are responsible for changes in human body during onset of sexual maturity?
→
What is an alloy? Give two examples of alloys.
→
Calorific value and ignition temperature of fuel $X$ are $75 k / g$ and $20^{\circ} C$ respectively. These values for fuel $Y$ are $50 kj /$ g and $75^{\circ} C$ respectively. On burning, the fuel $Y$ produces only $CO _2$ while fuel X produces $CO _2$ and CO . Which of the two is a better fuel? Give two reasons to support your answer.
→
What is meant by an addition reaction? Give an example (with equation) of an addition reaction of an alkene.
→