Answer the following question with respect to the given diagram : Give the equation of the method illustrated in diagram.

Carbon dioxide can be prepared by the action of acids on carbonates, chemical reaction is as follows : CaCO 3 ⏟ Calcium carbonate + 2 HCl Hydro chloric acid → CaCl 2 Calcium chloride + H 2 O Water + CO 2 ↑ Carbon dioxide Method of collection of gas upward displacement of air.

E M B I B E

New Trends in Chemistry Class 8>Chapter 10 - Oxides of Carbon>Objective Questions>Q I

MEDIUM

8th ICSE

IMPORTANT

Earn 100

Answer the following question with respect to the given diagram :

Why is the stem of thistle funnel so long?

Important Questions on Oxides of Carbon

EASY

8th ICSE

IMPORTANT

New Trends in Chemistry Class 8>Chapter 10 - Oxides of Carbon>Objective Questions>Q I

Answer the following question with respect to the given diagram :

Question Image

Give the equation of the method illustrated in diagram.

EASY

8th ICSE

IMPORTANT

New Trends in Chemistry Class 8>Chapter 10 - Oxides of Carbon>Mind Tilling>Q Q

You should never stand behind a running engine of a vehicle. Why? Give at least three reasons.

EASY

8th ICSE

IMPORTANT

New Trends in Chemistry Class 8>Chapter 10 - Oxides of Carbon>Skill Pill (Learning for Life)>Q Q

Carbon dioxide is a gas which is not needed for respiration. But sometimes what is not needed, becomes an essential part of our life. For example carbon dioxide mixed with oxygen is named carbogen, and it stimulates the respiratory organs and helps in the case of gas poisoning, suffocation etc.

How should you deal with people who doesn't have important role in your life?

$1 .$ Ignore them?

$2 .$ Have healthy relation because sometimes you may need them.