KCSE CHEMISTRY QUESTIONS AND ANSWERS PER TOPIC
When wood is burnt, a grey powder called ash remains. The ash is stirred with water and filtered, a colourless solution is obtained.
a) What is the main component of the colourless solution? b) Explain your answer in (a) above
answers
0 Comments
Nitrogen forms many compounds in which its oxidation state varies.
a) What is meant by oxidation state? b) What is the oxidation state of nitrogen in Mg3N2
ANSWERS
Both diamond and graphite have giant atomic structures. Explain why diamond is hard while graphite is soft.
Answer
answers
answer
answers
When a candle was brunt completely. The total mass product was found to be greater than the original mass of the candle. Explain
ANSWER
|
Chemistry Topics
All
Archives
December 2024
|
We Would Love to Have You Visit Soon! |
Hours24 HR Service
|
Telephone0728 450425
|
|
8-4-4 materialsLevels
Subjects
|
cbc materialsE.C.D.E
Lower Primary
Upper Primary
Lower Secondary
Upper Secondary
|
teacher support
Other Blogs
|