Which of the following ions will react with water in a hydrolysis reaction: K^+, Ba^{2+}, Fe^{3+}, F^-, CN^-, CO_3^{2-}, ClO^-, and ClO_4^-? Which atom bears a formal negative charge in the hydroxide ion? Which of the following i...
Atom-atom and atom-ion collisions: II. Collisions between atoms and ions in which no excitation occurs-symmetrical charge transferSir Harrie Massey
Water molecules have one oxygen atom that is more electronegative than the two hydrogen atoms bound to it. As a result, which type of bonding holds the atoms within one water molecule together? A. nonpolar covalent bonding B. polar covalent bonding C. ion ...
a.H+ Br− O2 Mg2+ Ion An ion is a particle that has a net electrical charge. An ion with a positive charge is called a proton and an ion with a negative charge is called an anion. When a stable atom gains or loses electrons then it is called an ion. ...
The complex ion which has no 'd'-electrons in the centre metal atom is A[MnO4]− B[Co(NH3)6]3+ C[Fe(CN)6]3− D[Cr(H2O)6]3+Submit The complex which has no 'd' electrons in the central atom is (Atomic number, Cr=24,Mn=25,Fe=26,Co=27) View Solution The complex whic...
英语翻译The basic building block of silicates ,beginning with silicon dioxide,whose modifications were descrided AX2 structure,is the silicate ion(SiO4)4-,which has tetrahedral shape with the silicon atom in the centre and the oxygen atoms at the
athis reaction is believed to proceed according to lewis acid-lewis base interaction in which the aluminum atom with its vacant orbital plays role of the acid and the alcohol therole of the base,22,which generates the carbonium ion intermediate,22. 正在翻译,请等待...[translate]...
A.the more excited I got B.I got exited more C.and more I got excited D.and I got more exited 16.Scientists first the idea of the atom bomb in the 1930s. A.imagined B.conceived C.considered D.acknowledged 17. cotton production has been the decline these years. A.down B. on C....
Which element below has five valence electrons? a. Si b. Se c. S d. I e. Sb What is the period 6 element that forms a 4+ ion with a pseudo-noble gas configuration? Which element belongs to the s-block of the periodic table? (a) alkali metals (b...
wherein Nu is an oxidizable nucleophilic group or a precursor therefor; E is carbonyl or thiocarbonyl; Q is a bivalent group providing a mono atom linkage between E and R1 wherein said mono atom is a nonmetallic atom of Group VA or VIA of the periodic table in its minus 2 or minus...