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Polyamides are synthetic polymers commonly known as___________?
A. synthetic B. Protein C. Cellulose D. Nylon Submitted by :- Jamil Ahmed
Element that have same number of neutrons are called__________?
A. isotope B. isobar C. isotone D. None of these Submitted by :- Saqib Ali
Calculate % of N in KNO3__________?
A. 14.34% B. 18.56% C. 13.86% D. None of these Submitted by :- Jamil Ahmed
The pH of milk is_______?
A. 9 B. 6.5-7 C. 8 D. 12 Submitted by :- Jamil Ahmed
The process in which solid changes directly into vapours without passing through liquid state?
A. Decantation B. Sublimation C. Evaporation D. None Submitted by :- Jamil Ahmed
The Boiling Point of Ethyl Alcohol is_________?
A. 78°C B. 58°C C. 73°C D. 56°C Submitted by :- Saqib Ali
Why does Ethyl Alcohol show high boiling point then Acetone?
A. Due to Hydrogen bonding B. Due to high molecular weight C. Due to its Acidic nature D. Due to…
Which one of the following statement is correct for urea ?
A. it is a synthetic fertilizer B. it is a natural fertilizer C. it provides micronutrients to the plants D.…
Which of the following statement is correct ?
A. size of Cl atoms greater than Cl- ion B. size of Na+ ion less than Na atom C. size…
An acid-Base Reaction is always a/an __________?
A. Endothermic B. Exothermic C. Both A and B D. None of them Submitted by :- Saqib Ali