One of the following substances is not an element. Which one is it?
Anonymous Quiz
13%
Hydrogen
14%
Nitrogen
52%
Water
22%
Mercury
A homogeneous mixture can be defined as?
Anonymous Quiz
19%
Single component
30%
composition with an insoluble solid
26%
A clear solution
26%
All of the above
________ is the smallest particle of the element that cannot usually exist independently and retain all its chemical properties.
Anonymous Quiz
20%
Molecules
59%
Atoms
12%
Ion
10%
Electron
Chemical name of CaO is ________
Anonymous Quiz
16%
calcium monoxide
71%
calcium oxide
10%
calcium dioxide
3%
oxidised calcium
Forwarded from Shubham Jha - Class 10