Advertisements
Advertisements
Question
Complete and balance the following reaction:
\[\ce{Pb(NO3)2 ->[\Delta]}\]
Advertisements
Solution
\[\ce{Pb(NO3)2 ->[\Delta] 2PbO + 4NO2 + O2}\]
APPEARS IN
RELATED QUESTIONS
Complete and balance the following chemical equations:
Fe `"SO"_4` + NaOH `→`
(aq.) (aq.)
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer
Which of the following is a reducing agent?
- oxygen
- chlorine
- hydrogen
- none of these
FILL IN THE BLANK
In a ............ change, new substances are formed.
Write true or false :
When iron and sulphur are heated together a grey mass is formed which is attracted by a magnet .
Give an example of a reaction where the following are involved
Electricity
State the main characteristics of chemical reactions. Give at least one example in each case.
What happens when cane sugar is strongly heated? Mention any two changes in it.
True or False. If false, give the correct answer.
Taking a glass of water and freezing it by placing it in the freezer is a chemical change.
Which is used as a catalyst during the process of hydrogenation of oils?
Photosynthesis is a chemical charge. Justify your answer.
