Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Solutions
Which of the following is NOT true pertaining to pure substances?
1
The substances have fixed boiling and melting points.
2
A pure substance usually does not participate in a chemical reaction to form predictable products.
3
Pure substances are mostly homogeneous in nature containing only one type of atom or molecule.
4
More than one of the above
5
None of the above