According you which is most difficult chapter from class 9?
Comment below!
Comment below!
Forwarded from Shubham Jha - Class 10
Furious/curious
They rhyme, but they have opposite meanings. It’s very difficult to feel both emotions at the same time, and one is far more productive than the other.
They rhyme, but they have opposite meanings. It’s very difficult to feel both emotions at the same time, and one is far more productive than the other.
________ is the smallest particle of the element that cannot usually exist independently and retain all its chemical properties.
Anonymous Quiz
21%
Molecules
57%
Atoms
12%
Ion
10%
Electron
Chemical name of CaO is ________
Anonymous Quiz
15%
calcium monoxide
67%
calcium oxide
16%
calcium dioxide
2%
oxidised calcium
Law of conservation of mass states that
Anonymous Quiz
33%
new mass is created when old one is destroyed during a chemical reaction
47%
mass can neither be created nor destroyed in a chemical reaction
14%
mass is changed from one form to another
7%
none of these
Name the Indian philosopher who told that" the smallest indivisible particles of matter " as parmanu
Anonymous Quiz
17%
Pakudha katyayama
47%
Maharishi kanad
31%
Aryabhatt
5%
Democritus
Balanced forces are defined as :
Anonymous Quiz
43%
If two or more forces cancel each other
24%
If two or more forces do not cancel each other
27%
Both a and b
6%
None