Which one of the molecular hydrides acts as Lewis acid?
`NH_(3)`
`H_(2)O`
`B_(2)H_(6)`
`CH_(4)`

Which one of the following molecules hydrides acts as a Lewis acid ?

Which basis class of molecular hydrides act as lewis bases?

Which basis class of molecular hydrides act as lewis bases?

Which of the followings are Lewis acids: H_(2)O, BF_(3), H^(o+) and NH_(4) ?

Which of the followings are Lewis acids: H_(2)O, BF_(3), H^(o+) and NH_(4) ?

Calculate the molecular masses of H_(2), O_(2), Cl_(2), CO_(2), CH_(4), C_(2)H_(6), C_(2)H_(4), NH_(3), CH_(3)OH .

Name the class of hydrides to which H_(2)O, B_(2)H_(6) , NaH and LaH_(3) belong.

Calculate the molecular mass of the following: a. H_(2)O b. CO_(2) c. CH_(4)

Name the classes of hydrides to which H_(2)O, B_(2)H_(6) and NaH belong.

Which of the following does not contain coordinate covalent bond? NH_(4)^(+) , H_(3)O^(+) , CH_(3)^(-) , [Ag(CN)_(2)]^+