Aromatic diazonium salts are stable at _____ temperatures.
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Which of the following diazonium salts is insoluble in water?
Which of the following properties is suitable for all diazonium salts?
Which of the following best describes benzenediazonium chloride?
When a blue litmus paper is dipped in an aqueous solution of benzenediazonium bromide, the litmus paper _____
The carbon-halogen bond of an alkyl halide is polarised due to the _________
If X and Y are the carbon-halogen bond enthalpies in chloroethane and bromoethane respectively, what is the relationship between X and Y?
If the bond length of C-Cl bond in chloromethane is 178pm, what will be the probable bond length of C-Br bond in bromomethane?
The size of the halogen atom _________ as we go down the group in the periodic table.
The donation of lone pair of electrons of CO carbon into the vacant orbital of metal atom results in _________ bond.
What was the term proposed by Werner for the number of groups bound directly to the metal ion in a coordination complex?
If the secondary valence in CoCl3.4NH3 is six, the solution conductivity in silver nitrate corresponds to ________ electrolyte.
Given that 1 mol of NiCl2.6H2O with excess AgNO3 precipitates 2 mols of AgCl, what is the secondary valence of Ni?
What is the sum of the oxidation number of cobalt in [Co(H2O)(CN)(en)2]2+and [CoBr2(en)2]+?
What is the primary valence of iron in the coordination entity of compound Fe4[Fe(CN)6]3?
If Pt in PtCl4.2HCl has a secondary valence of 6, how many mols of AgCl will 1 mol of the compound precipitate with excess AgNO3?
Werner postulated that octahedral, tetrahedral and square planar geometrical shapes are more common in coordination compounds of ________
Which of the following element belongs to the third transition series of the periodic table?
Which of the following element belongs to the first transition series of the periodic table?
How many series’ of transition elements are present in the periodic table?
Which of the following element is not a transition element?
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