Description : Using IUPAC norms write the formulae for the following: (a) Tris(ethane-1,2-diamine) chromium (III) chloride (b) Potassium tetrahydroxozincate(II) -Chemistry
Last Answer : a) [Cr(en)3] Cl3 (b) K2[Zn(OH)4]
Description : How many grams of chromium (III) chloride are required to produce 75.0 g of silver chloride?
Last Answer : The formula of chromium chloride is CrCl3 and the formula forsilver chloride is AgCl. The relevant formula unit masses are158.36 for chromium (III) chloride and 143.32 for silver chloride.The gram atomic ... 55/0.6716or 27.6 g of chromium (III) chloride, to the justified number ofsignificant digits.
Description : Which of the following statements are false about benzene? (a) It is a planar molecule with bond angles 120°. (b) It is immiscible with water forming the lower layer. (c) It can be ... Ni catalyst. (d) It reacts with ethyl chloride in the presence of aluminium chloride to form ethylbenzene.
Last Answer : It is immiscible with water forming the lower layer
Description : Which of the following best describes the carbon-chlorine bond of an alkyl chloride? (a) nonpolar; no dipole (b) polar; δ+ at carbon and δ– at chlorine (c) polar; δ– at carbon and δ+ at chlorine (d) ionic
Last Answer : polar; δ+ at carbon and δ– at chlorine
Description : Which one of the following species contains a polar covalent bond? A oxygen B carbon dioxide C sodium chloride D magnesium fluoride E helium
Last Answer : B carbon dioxide
Description : The bond in hydrogen chloride is which of the following types? Is it w) ionic x) nonpolar covalent y) polar covalent z) covalent network
Last Answer : ANSWER: Y -- POLAR COVALENT