Subject Repository
Chemistry Mcqs
Showing 1 – 20 of 1,530 verified multiple choice questions with answers and explanations.
Q1NTS / FPSC / PPSC
Identify among the following elements that does NOT belong to VIIA group
Q3NTS / FPSC / PPSC
4moles of Carbon dioxide(CO2) have _____molecules.
Q4NTS / FPSC / PPSC
In acidic medium, ____ is used to balance oxygen atoms in an ionic equation.
Q6NTS / FPSC / PPSC
If heat is to be supplied continuously to a liquid at its boiling point, the temperature remains constant because:
Q7NTS / FPSC / PPSC
The strongest hydrogen bonding is present in: _____________?
Q8NTS / FPSC / PPSC
Ionic solids do not conduct the electrical current because:
Q12NTS / FPSC / PPSC
Identify the unsaturated compound that does not give red ppts when treated with____________Ammonical cuprous chloride
Q13NTS / FPSC / PPSC
In the presence of Zn, Hydrolysis of ozonide of 1-butene gives:_____________?
Q14NTS / FPSC / PPSC
An organic compound has a triple bond and not double bond. It can be tested by __________?
Q17NTS / FPSC / PPSC
Product formed when 2-pentyne reacts with ozone in the absence of Zinc is __________?
Q18NTS / FPSC / PPSC
O3 reacts with C2H4 to form ozonide, while on further hydrolysis it forms _________?
Q19NTS / FPSC / PPSC