Chemistry MCQS with Answers for NTS
In N.W.F.P the phosphate fertilizer are produced at
Haripur
Nowshera
Dargai
D.I.Khan
Most common reactions of benzene and its derivatives are
Electrophilic substitution reactions.
Nucleophilic addition reactions
Electrophilic addition reactions
Nucleophilic substitution reactions
Detergents are
None of the above
Both A and B
Synthetic products
Natural products
Maximum number of active hydrogens are present in
Glycerol
Methanol
Acetic-acid
Methane
When pressure is applied to the equilibrium system Ice Water Which of the following phenomenon will happen?
Water will evaporate
Equilibrium will not be formed
More water will be formed
More ice will be formed
Sodium thiosulfate is used in photography because of its
Complexing behaviour
Photochemical behaviour
Oxidizing behaviour
Reducing behaviour
The total number of protons in 10 g of calcium carbonate is (No = 6.023 x 1023)
4.0956 x 1024
3.0115 x 1024
1.5057 x 1024
2.0478 x 1024
A clathrate may be defined as a
Solid solution
Liquid crystal
Mixture
Cage compound
Which of the following is different from the other three oxides?
MgO
ZnO
SnO
Cr2O3
The relative rates of diffusion of a gas (Mol, wt. – 98) as compared to hydrogen will be
4-Jan
7-Jan
5-Jan
1
Continue Reading Go to Next Page
Google Ads