Subject Repository
Chemistry Mcqs
Showing 21 – 40 of 1,530 verified multiple choice questions with answers and explanations.
Q21NTS / FPSC / PPSC
Which of the following gases is used for welding?
Q22NTS / FPSC / PPSC
The compound C3H4 has a triple bond, which is indicated by its reaction with____________?
Q27NTS / FPSC / PPSC
The blotting paper helps observe liquid by__________?
Q28NTS / FPSC / PPSC
All members of homologous series have different __________?
Q30NTS / FPSC / PPSC
In homologous series there is the difference of mass between adjacent members.
Q31NTS / FPSC / PPSC
Those aliphatic hydrocarbons which contain carbon to carbon single covalent bond in the chain are called ___________?
Q32NTS / FPSC / PPSC
Identify among the following which is not the unsaturated hydrocarbon.
Q34NTS / FPSC / PPSC
The general formula for alkenes is:______________?
Q35NTS / FPSC / PPSC
Nucleus of an atom was discovered by___________?
Q36NTS / FPSC / PPSC
The subatomic particle that has negative charge is___________?
Q37NTS / FPSC / PPSC
The Maximum mass of an atom is present in ___________?
Q38NTS / FPSC / PPSC
The rays that have negative charge are ___________?
Q39NTS / FPSC / PPSC