IUPAC name of [Pt(NH3)2Cl(NO2)] is (PPSC 2017)?a) Platinum diamminechloronitriteb) Chloronitrito-N-ammineplatinum (II)c) Diamminechloridonitrito-N-platinum (II)d) Diamminechloronitrito-N-plantinate (II) The sum of coordination number and oxidation number of the metal M in the complex [M(en)2(C2O4)]Cl…
The correct increasing order of splitting power of ligands according to spectrochemical series is?a) Cl– < OH– < CN–b) Cl– < CN– < OH–c) OH– < Cl– < CN–d) none of…
Elements X and Y combine to form two compounds XY and X2Y. Find the atomic weight of X and Y, if the weight of 0.1 moles of XY is 10g and…
Isopropyl iodide is formed after reaction of propene with HI, this is due to (PPSC 2015)?a) more stable free radicalb) homolysisc) more stable carbaniond) more stable carbocation Which one of the…
Which one of the following is also known as the lactic acid?a) 3-Hydroxy propanoic acidb) 2-Hydroxy propanoic acidc) 2-hydroxy butanoic acidd) 3-hydroxy butanoic acid Dehydration of alcohol is an example of?a)…
1- Which of the following comparison is correct for solvent shift on the n –>π* transition of acetone?a) H20 = CH30H = C2H50H = CHC13 = C6H14b) H20 > CH30H >…
The amount of energy required to separate nucleons is called:?a) Ionization energyb) Binding energyc) Thermal energyd) None of these Which of the following is not a gaseous air pollutant?a) Ozoneb) Fumesc)…
The equilibrium of two readily interconvertible isomers is called:?a) Stereoisomerismb) Metamerismc) Tautomerismd) None of these Which of the following compounds exhibit geometrical isomerism?a) 1-Penteneb) 2-Pentenec) 2-methyl –2-Pentened) None of these 53.Ex.…
Derivatives of perhydrocyclopentanophenanthrene are called as: (PPSC-2021)?a) Phospholipidsb) Proteinsc) Steroidsd) None of these When all the monosaccharides in a polysaccharide are same type, such type of a polysaccharide is called a…
1- Mohr's salt is an example of?a) Acidic saltb) Double saltc) Mixed saltd) None of these Lyman series lies in in?a) Visible regionb) UV regionc) IR regiond) None of these Light…