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on analysis a certain compound was found to contain iodine and oxygen 254 gm in the ratio of of iodine and 80 gm of oxygen the atomic
the interatomic distances in h2 and cl2 molecules are 74 and 198 pm respectively the bond length of hcl is 1 272
as compared to covalent compounds electrovalent compounds generally have1 low melting points and low boiling points2 low melting points and high
the covalency of nitrogen in hno3 is 1 0 2 3 3
which of the following substances has covalent bonding1 germanium2 sodium chloride3 solid neon4 copperans
the valency of phosphorus in h3 po4 is1 2 2 5 3
the bond between two identical non-metal atoms has a pair of electrons1 unequally shared between the two2 transferred fully from one atom to
a covalent bond is likely to be formed between two elements which1 have similar electronegativities2 have low ionization energies3 have low melting
solid ch4 is1 molecular solid2 ionic solid3 pseudo solid4 does not existans molecular
bond energy of covalent o-h bond in water is1 greater than bond energy of h bond2 equal to bond energy of h bond3 less than bond energy of h
the correct sequence of increasing covalent character is represented by1 licl lt nacl lt
the covalent compound hcl has the ionic character as1 the electronegativity of hydrogen is greater than that of chlorine2 the electronegativity
which is the most covalent 1 c- o which is the most covalent 1 c- o
indicate the nature of bonding in ccl4 and cah21 covalent in ccl4 and electrovalent in cah22 electrovalent in both ccl and
which of the following compounds are covalent1 h2
octet rule is not valid for the molecule1 co2
indicate the nature of bonding in diamond1 covalent2 ionic3 coordinate4 hydrogenans
amongst the following covalent bonding is found in1 sodium chloride2 magnesium chloride3 water4 brassans
a bond with maximum covalent character between non-metallic elements is formed1 between identical atoms2 between chemically similar atoms3 between
this of the following occurs when two hydrogen atoms bond with each others1 potential energy is lowered2 kinetic energy is lowered3 electronic motion
silicon has 4 electrons in the outermost orbit in forming the bonds1 it gains electrons2 it loses electrons3 it shares electrons4 none of theseans it
this among the following elements has the tendency to form covalent compounds1 ba
which one is the electron deficient compound1 icl
covalent compounds are generally in water1
which type of bond is formed between similar atoms1 ionic 2 covalent 3